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Finding the Fourth Proportional to 64,966.60, 97,522.80 and 50,240.80

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Solution

The fourth proportional to 64,966.60, 97,522.80 and 50,240.80 is: 75,417.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,966.60 : 97,522.80 = 50,240.80 : x
  2. Step 2: Convert to fraction form
    64,966.60/97,522.80 = 50,240.80/x
  3. Step 3: Cross multiply
    64,966.60x = 97,522.80 × 50,240.80
  4. Step 4: Simplify right side
    64,966.60x = 4,899,623,490.24
  5. Step 5: Solve for x
    x = 4,899,623,490.24/64,966.60
  6. Step 6: Final answer
    x = 75,417.58

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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.