Home / 52,298.57-78,451.91-31,381.13

Finding the Fourth Proportional to 52,298.57, 78,451.91 and 31,381.13

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Solution

The fourth proportional to 52,298.57, 78,451.91 and 31,381.13 is: 47,074.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,298.57 : 78,451.91 = 31,381.13 : x
  2. Step 2: Convert to fraction form
    52,298.57/78,451.91 = 31,381.13/x
  3. Step 3: Cross multiply
    52,298.57x = 78,451.91 × 31,381.13
  4. Step 4: Simplify right side
    52,298.57x = 2,461,909,429.55
  5. Step 5: Solve for x
    x = 2,461,909,429.55/52,298.57
  6. Step 6: Final answer
    x = 47,074.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.