Home / 142,812.75-214,363.20-62,886.27

Finding the Fourth Proportional to 142,812.75, 214,363.20 and 62,886.27

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Solution

The fourth proportional to 142,812.75, 214,363.20 and 62,886.27 is: 94,392.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,812.75 : 214,363.20 = 62,886.27 : x
  2. Step 2: Convert to fraction form
    142,812.75/214,363.20 = 62,886.27/x
  3. Step 3: Cross multiply
    142,812.75x = 214,363.20 × 62,886.27
  4. Step 4: Simplify right side
    142,812.75x = 13,480,502,073.26
  5. Step 5: Solve for x
    x = 13,480,502,073.26/142,812.75
  6. Step 6: Final answer
    x = 94,392.85

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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.