Home / 105,872,405.70-158,808,608.55-37,717,320.90

Finding the Fourth Proportional to 105,872,405.70, 158,808,608.55 and 37,717,320.90

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Solution

The fourth proportional to 105,872,405.70, 158,808,608.55 and 37,717,320.90 is: 56,575,981.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,872,405.70 : 158,808,608.55 = 37,717,320.90 : x
  2. Step 2: Convert to fraction form
    105,872,405.70/158,808,608.55 = 37,717,320.90/x
  3. Step 3: Cross multiply
    105,872,405.70x = 158,808,608.55 × 37,717,320.90
  4. Step 4: Simplify right side
    105,872,405.70x = 5,989,835,250,362,834
  5. Step 5: Solve for x
    x = 5,989,835,250,362,834/105,872,405.70
  6. Step 6: Final answer
    x = 56,575,981.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.