Home / 75,232.40-112,867.43-53,089.02

Finding the Fourth Proportional to 75,232.40, 112,867.43 and 53,089.02

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Solution

The fourth proportional to 75,232.40, 112,867.43 and 53,089.02 is: 79,646.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,232.40 : 112,867.43 = 53,089.02 : x
  2. Step 2: Convert to fraction form
    75,232.40/112,867.43 = 53,089.02/x
  3. Step 3: Cross multiply
    75,232.40x = 112,867.43 × 53,089.02
  4. Step 4: Simplify right side
    75,232.40x = 5,992,020,983.17
  5. Step 5: Solve for x
    x = 5,992,020,983.17/75,232.40
  6. Step 6: Final answer
    x = 79,646.82

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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.