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Finding the Fourth Proportional to 58,045.95, 80,117.69 and 35,397.44

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Solution

The fourth proportional to 58,045.95, 80,117.69 and 35,397.44 is: 48,857.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,045.95 : 80,117.69 = 35,397.44 : x
  2. Step 2: Convert to fraction form
    58,045.95/80,117.69 = 35,397.44/x
  3. Step 3: Cross multiply
    58,045.95x = 80,117.69 × 35,397.44
  4. Step 4: Simplify right side
    58,045.95x = 2,835,961,124.71
  5. Step 5: Solve for x
    x = 2,835,961,124.71/58,045.95
  6. Step 6: Final answer
    x = 48,857.17

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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.