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Finding the Fourth Proportional to 58,471.16, 80,683.98 and 34,598.84

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Solution

The fourth proportional to 58,471.16, 80,683.98 and 34,598.84 is: 47,742.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,471.16 : 80,683.98 = 34,598.84 : x
  2. Step 2: Convert to fraction form
    58,471.16/80,683.98 = 34,598.84/x
  3. Step 3: Cross multiply
    58,471.16x = 80,683.98 × 34,598.84
  4. Step 4: Simplify right side
    58,471.16x = 2,791,572,114.58
  5. Step 5: Solve for x
    x = 2,791,572,114.58/58,471.16
  6. Step 6: Final answer
    x = 47,742.72

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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.