Home / 124,487.56-171,792.04-70,772.59

Finding the Fourth Proportional to 124,487.56, 171,792.04 and 70,772.59

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Solution

The fourth proportional to 124,487.56, 171,792.04 and 70,772.59 is: 97,665.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,487.56 : 171,792.04 = 70,772.59 : x
  2. Step 2: Convert to fraction form
    124,487.56/171,792.04 = 70,772.59/x
  3. Step 3: Cross multiply
    124,487.56x = 171,792.04 × 70,772.59
  4. Step 4: Simplify right side
    124,487.56x = 12,158,167,612.18
  5. Step 5: Solve for x
    x = 12,158,167,612.18/124,487.56
  6. Step 6: Final answer
    x = 97,665.72

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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.