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Finding the Fourth Proportional to 58,841.62, 88,143.06 and 47,015.38

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Solution

The fourth proportional to 58,841.62, 88,143.06 and 47,015.38 is: 70,427.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,841.62 : 88,143.06 = 47,015.38 : x
  2. Step 2: Convert to fraction form
    58,841.62/88,143.06 = 47,015.38/x
  3. Step 3: Cross multiply
    58,841.62x = 88,143.06 × 47,015.38
  4. Step 4: Simplify right side
    58,841.62x = 4,144,079,460.26
  5. Step 5: Solve for x
    x = 4,144,079,460.26/58,841.62
  6. Step 6: Final answer
    x = 70,427.69

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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.