Home / 152,056.93-209,792.47-106,115.35

Finding the Fourth Proportional to 152,056.93, 209,792.47 and 106,115.35

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Solution

The fourth proportional to 152,056.93, 209,792.47 and 106,115.35 is: 146,407.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,056.93 : 209,792.47 = 106,115.35 : x
  2. Step 2: Convert to fraction form
    152,056.93/209,792.47 = 106,115.35/x
  3. Step 3: Cross multiply
    152,056.93x = 209,792.47 × 106,115.35
  4. Step 4: Simplify right side
    152,056.93x = 22,262,200,856.93
  5. Step 5: Solve for x
    x = 22,262,200,856.93/152,056.93
  6. Step 6: Final answer
    x = 146,407.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.