Home / 93,714.30-129,328.02-53,431.88

Finding the Fourth Proportional to 93,714.30, 129,328.02 and 53,431.88

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Solution

The fourth proportional to 93,714.30, 129,328.02 and 53,431.88 is: 73,737.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,714.30 : 129,328.02 = 53,431.88 : x
  2. Step 2: Convert to fraction form
    93,714.30/129,328.02 = 53,431.88/x
  3. Step 3: Cross multiply
    93,714.30x = 129,328.02 × 53,431.88
  4. Step 4: Simplify right side
    93,714.30x = 6,910,238,598.64
  5. Step 5: Solve for x
    x = 6,910,238,598.64/93,714.30
  6. Step 6: Final answer
    x = 73,737.29

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1.5x scale

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.