Home / 52,261.62-72,122.19-31,040.94

Finding the Fourth Proportional to 52,261.62, 72,122.19 and 31,040.94

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Solution

The fourth proportional to 52,261.62, 72,122.19 and 31,040.94 is: 42,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,261.62 : 72,122.19 = 31,040.94 : x
  2. Step 2: Convert to fraction form
    52,261.62/72,122.19 = 31,040.94/x
  3. Step 3: Cross multiply
    52,261.62x = 72,122.19 × 31,040.94
  4. Step 4: Simplify right side
    52,261.62x = 2,238,740,572.46
  5. Step 5: Solve for x
    x = 2,238,740,572.46/52,261.62
  6. Step 6: Final answer
    x = 42,837.18

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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.