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Finding the Fourth Proportional to 58,376.68, 80,565.89 and 35,730.77

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Solution

The fourth proportional to 58,376.68, 80,565.89 and 35,730.77 is: 49,312.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,376.68 : 80,565.89 = 35,730.77 : x
  2. Step 2: Convert to fraction form
    58,376.68/80,565.89 = 35,730.77/x
  3. Step 3: Cross multiply
    58,376.68x = 80,565.89 × 35,730.77
  4. Step 4: Simplify right side
    58,376.68x = 2,878,680,703.95
  5. Step 5: Solve for x
    x = 2,878,680,703.95/58,376.68
  6. Step 6: Final answer
    x = 49,312.17

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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.