Home / 52,317.19-72,161.17-34,406.47

Finding the Fourth Proportional to 52,317.19, 72,161.17 and 34,406.47

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Solution

The fourth proportional to 52,317.19, 72,161.17 and 34,406.47 is: 47,456.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,317.19 : 72,161.17 = 34,406.47 : x
  2. Step 2: Convert to fraction form
    52,317.19/72,161.17 = 34,406.47/x
  3. Step 3: Cross multiply
    52,317.19x = 72,161.17 × 34,406.47
  4. Step 4: Simplify right side
    52,317.19x = 2,482,811,130.77
  5. Step 5: Solve for x
    x = 2,482,811,130.77/52,317.19
  6. Step 6: Final answer
    x = 47,456.89

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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.