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Finding the Fourth Proportional to 64,069.70, 96,104.55 and 57,727.40

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Solution

The fourth proportional to 64,069.70, 96,104.55 and 57,727.40 is: 86,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,069.70 : 96,104.55 = 57,727.40 : x
  2. Step 2: Convert to fraction form
    64,069.70/96,104.55 = 57,727.40/x
  3. Step 3: Cross multiply
    64,069.70x = 96,104.55 × 57,727.40
  4. Step 4: Simplify right side
    64,069.70x = 5,547,865,799.67
  5. Step 5: Solve for x
    x = 5,547,865,799.67/64,069.70
  6. Step 6: Final answer
    x = 86,591.10

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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.