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Finding the Fourth Proportional to 92,438.08, 127,555.52 and 52,158.08

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Solution

The fourth proportional to 92,438.08, 127,555.52 and 52,158.08 is: 71,973.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,438.08 : 127,555.52 = 52,158.08 : x
  2. Step 2: Convert to fraction form
    92,438.08/127,555.52 = 52,158.08/x
  3. Step 3: Cross multiply
    92,438.08x = 127,555.52 × 52,158.08
  4. Step 4: Simplify right side
    92,438.08x = 6,653,051,016.60
  5. Step 5: Solve for x
    x = 6,653,051,016.60/92,438.08
  6. Step 6: Final answer
    x = 71,973.06

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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.