Home / 67,472.82-93,120.35-56,122.29

Finding the Fourth Proportional to 67,472.82, 93,120.35 and 56,122.29

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Solution

The fourth proportional to 67,472.82, 93,120.35 and 56,122.29 is: 77,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,472.82 : 93,120.35 = 56,122.29 : x
  2. Step 2: Convert to fraction form
    67,472.82/93,120.35 = 56,122.29/x
  3. Step 3: Cross multiply
    67,472.82x = 93,120.35 × 56,122.29
  4. Step 4: Simplify right side
    67,472.82x = 5,226,127,006.99
  5. Step 5: Solve for x
    x = 5,226,127,006.99/67,472.82
  6. Step 6: Final answer
    x = 77,455.29

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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.