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Finding the Fourth Proportional to 44,215, 61,068.54 and 29,285.08

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Solution

The fourth proportional to 44,215, 61,068.54 and 29,285.08 is: 40,447.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,215 : 61,068.54 = 29,285.08 : x
  2. Step 2: Convert to fraction form
    44,215/61,068.54 = 29,285.08/x
  3. Step 3: Cross multiply
    44,215x = 61,068.54 × 29,285.08
  4. Step 4: Simplify right side
    44,215x = 1,788,397,079.38
  5. Step 5: Solve for x
    x = 1,788,397,079.38/44,215
  6. Step 6: Final answer
    x = 40,447.75

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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.