Home / 55,870.08-83,805.11-39,304.25

Finding the Fourth Proportional to 55,870.08, 83,805.11 and 39,304.25

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Solution

The fourth proportional to 55,870.08, 83,805.11 and 39,304.25 is: 58,956.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,870.08 : 83,805.11 = 39,304.25 : x
  2. Step 2: Convert to fraction form
    55,870.08/83,805.11 = 39,304.25/x
  3. Step 3: Cross multiply
    55,870.08x = 83,805.11 × 39,304.25
  4. Step 4: Simplify right side
    55,870.08x = 3,293,896,379.17
  5. Step 5: Solve for x
    x = 3,293,896,379.17/55,870.08
  6. Step 6: Final answer
    x = 58,956.36

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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.