Home / 88,382.68-121,927.72-52,552.28

Finding the Fourth Proportional to 88,382.68, 121,927.72 and 52,552.28

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Solution

The fourth proportional to 88,382.68, 121,927.72 and 52,552.28 is: 72,498.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,382.68 : 121,927.72 = 52,552.28 : x
  2. Step 2: Convert to fraction form
    88,382.68/121,927.72 = 52,552.28/x
  3. Step 3: Cross multiply
    88,382.68x = 121,927.72 × 52,552.28
  4. Step 4: Simplify right side
    88,382.68x = 6,407,579,681.20
  5. Step 5: Solve for x
    x = 6,407,579,681.20/88,382.68
  6. Step 6: Final answer
    x = 72,498.14

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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.