Home / 52,272.97-72,136.88-29,616.16

Finding the Fourth Proportional to 52,272.97, 72,136.88 and 29,616.16

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Solution

The fourth proportional to 52,272.97, 72,136.88 and 29,616.16 is: 40,870.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,272.97 : 72,136.88 = 29,616.16 : x
  2. Step 2: Convert to fraction form
    52,272.97/72,136.88 = 29,616.16/x
  3. Step 3: Cross multiply
    52,272.97x = 72,136.88 × 29,616.16
  4. Step 4: Simplify right side
    52,272.97x = 2,136,417,094.99
  5. Step 5: Solve for x
    x = 2,136,417,094.99/52,272.97
  6. Step 6: Final answer
    x = 40,870.40

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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.