Home / 88,264.68-121,807.62-47,981.14

Finding the Fourth Proportional to 88,264.68, 121,807.62 and 47,981.14

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Solution

The fourth proportional to 88,264.68, 121,807.62 and 47,981.14 is: 66,215.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,264.68 : 121,807.62 = 47,981.14 : x
  2. Step 2: Convert to fraction form
    88,264.68/121,807.62 = 47,981.14/x
  3. Step 3: Cross multiply
    88,264.68x = 121,807.62 × 47,981.14
  4. Step 4: Simplify right side
    88,264.68x = 5,844,468,468.29
  5. Step 5: Solve for x
    x = 5,844,468,468.29/88,264.68
  6. Step 6: Final answer
    x = 66,215.26

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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.