Home / 53,304.16-79,727.28-31,061.92

Finding the Fourth Proportional to 53,304.16, 79,727.28 and 31,061.92

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Solution

The fourth proportional to 53,304.16, 79,727.28 and 31,061.92 is: 46,459.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,304.16 : 79,727.28 = 31,061.92 : x
  2. Step 2: Convert to fraction form
    53,304.16/79,727.28 = 31,061.92/x
  3. Step 3: Cross multiply
    53,304.16x = 79,727.28 × 31,061.92
  4. Step 4: Simplify right side
    53,304.16x = 2,476,482,393.18
  5. Step 5: Solve for x
    x = 2,476,482,393.18/53,304.16
  6. Step 6: Final answer
    x = 46,459.46

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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.