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Finding the Fourth Proportional to 62,148.72, 93,187.08 and 42,451.08

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Solution

The fourth proportional to 62,148.72, 93,187.08 and 42,451.08 is: 63,652.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,148.72 : 93,187.08 = 42,451.08 : x
  2. Step 2: Convert to fraction form
    62,148.72/93,187.08 = 42,451.08/x
  3. Step 3: Cross multiply
    62,148.72x = 93,187.08 × 42,451.08
  4. Step 4: Simplify right side
    62,148.72x = 3,955,892,188.05
  5. Step 5: Solve for x
    x = 3,955,892,188.05/62,148.72
  6. Step 6: Final answer
    x = 63,652.03

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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.