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Finding the Fourth Proportional to 64,159.80, 88,532.80 and 35,475.60

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Solution

The fourth proportional to 64,159.80, 88,532.80 and 35,475.60 is: 48,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,159.80 : 88,532.80 = 35,475.60 : x
  2. Step 2: Convert to fraction form
    64,159.80/88,532.80 = 35,475.60/x
  3. Step 3: Cross multiply
    64,159.80x = 88,532.80 × 35,475.60
  4. Step 4: Simplify right side
    64,159.80x = 3,140,754,199.68
  5. Step 5: Solve for x
    x = 3,140,754,199.68/64,159.80
  6. Step 6: Final answer
    x = 48,952.06

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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.