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Finding the Fourth Proportional to 94,471.70, 141,707.34 and 64,799.60

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Solution

The fourth proportional to 94,471.70, 141,707.34 and 64,799.60 is: 97,199.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,471.70 : 141,707.34 = 64,799.60 : x
  2. Step 2: Convert to fraction form
    94,471.70/141,707.34 = 64,799.60/x
  3. Step 3: Cross multiply
    94,471.70x = 141,707.34 × 64,799.60
  4. Step 4: Simplify right side
    94,471.70x = 9,182,578,240.53
  5. Step 5: Solve for x
    x = 9,182,578,240.53/94,471.70
  6. Step 6: Final answer
    x = 97,199.25

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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.