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Finding the Fourth Proportional to 64,260.59, 88,679.60 and 35,966.28

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Solution

The fourth proportional to 64,260.59, 88,679.60 and 35,966.28 is: 49,633.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,260.59 : 88,679.60 = 35,966.28 : x
  2. Step 2: Convert to fraction form
    64,260.59/88,679.60 = 35,966.28/x
  3. Step 3: Cross multiply
    64,260.59x = 88,679.60 × 35,966.28
  4. Step 4: Simplify right side
    64,260.59x = 3,189,475,144.06
  5. Step 5: Solve for x
    x = 3,189,475,144.06/64,260.59
  6. Step 6: Final answer
    x = 49,633.46

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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.