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Finding the Fourth Proportional to 58,888.72, 81,266.80 and 32,031.52

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Solution

The fourth proportional to 58,888.72, 81,266.80 and 32,031.52 is: 44,203.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,888.72 : 81,266.80 = 32,031.52 : x
  2. Step 2: Convert to fraction form
    58,888.72/81,266.80 = 32,031.52/x
  3. Step 3: Cross multiply
    58,888.72x = 81,266.80 × 32,031.52
  4. Step 4: Simplify right side
    58,888.72x = 2,603,099,129.54
  5. Step 5: Solve for x
    x = 2,603,099,129.54/58,888.72
  6. Step 6: Final answer
    x = 44,203.70

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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.