Home / 93,531.34-129,073.08-51,089.86

Finding the Fourth Proportional to 93,531.34, 129,073.08 and 51,089.86

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Solution

The fourth proportional to 93,531.34, 129,073.08 and 51,089.86 is: 70,503.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,531.34 : 129,073.08 = 51,089.86 : x
  2. Step 2: Convert to fraction form
    93,531.34/129,073.08 = 51,089.86/x
  3. Step 3: Cross multiply
    93,531.34x = 129,073.08 × 51,089.86
  4. Step 4: Simplify right side
    93,531.34x = 6,594,325,586.97
  5. Step 5: Solve for x
    x = 6,594,325,586.97/93,531.34
  6. Step 6: Final answer
    x = 70,503.91

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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.