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Finding the Fourth Proportional to 58,655.76, 80,925.48 and 33,158.88

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Solution

The fourth proportional to 58,655.76, 80,925.48 and 33,158.88 is: 45,748.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,655.76 : 80,925.48 = 33,158.88 : x
  2. Step 2: Convert to fraction form
    58,655.76/80,925.48 = 33,158.88/x
  3. Step 3: Cross multiply
    58,655.76x = 80,925.48 × 33,158.88
  4. Step 4: Simplify right side
    58,655.76x = 2,683,398,280.26
  5. Step 5: Solve for x
    x = 2,683,398,280.26/58,655.76
  6. Step 6: Final answer
    x = 45,748.25

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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.