Home / 93,710.28-129,320.13-51,269.10

Finding the Fourth Proportional to 93,710.28, 129,320.13 and 51,269.10

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Solution

The fourth proportional to 93,710.28, 129,320.13 and 51,269.10 is: 70,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,710.28 : 129,320.13 = 51,269.10 : x
  2. Step 2: Convert to fraction form
    93,710.28/129,320.13 = 51,269.10/x
  3. Step 3: Cross multiply
    93,710.28x = 129,320.13 × 51,269.10
  4. Step 4: Simplify right side
    93,710.28x = 6,630,126,676.98
  5. Step 5: Solve for x
    x = 6,630,126,676.98/93,710.28
  6. Step 6: Final answer
    x = 70,751.33

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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.