Home / 93,956.16-129,657.60-51,515.04

Finding the Fourth Proportional to 93,956.16, 129,657.60 and 51,515.04

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Solution

The fourth proportional to 93,956.16, 129,657.60 and 51,515.04 is: 71,089.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,956.16 : 129,657.60 = 51,515.04 : x
  2. Step 2: Convert to fraction form
    93,956.16/129,657.60 = 51,515.04/x
  3. Step 3: Cross multiply
    93,956.16x = 129,657.60 × 51,515.04
  4. Step 4: Simplify right side
    93,956.16x = 6,679,316,450.30
  5. Step 5: Solve for x
    x = 6,679,316,450.30/93,956.16
  6. Step 6: Final answer
    x = 71,089.71

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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.