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Finding the Fourth Proportional to 58,214.84, 80,316.88 and 35,545.64

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Solution

The fourth proportional to 58,214.84, 80,316.88 and 35,545.64 is: 49,041.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,214.84 : 80,316.88 = 35,545.64 : x
  2. Step 2: Convert to fraction form
    58,214.84/80,316.88 = 35,545.64/x
  3. Step 3: Cross multiply
    58,214.84x = 80,316.88 × 35,545.64
  4. Step 4: Simplify right side
    58,214.84x = 2,854,914,902.40
  5. Step 5: Solve for x
    x = 2,854,914,902.40/58,214.84
  6. Step 6: Final answer
    x = 49,041.02

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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.