Home / 88,304.96-121,901.28-59,282.12

Finding the Fourth Proportional to 88,304.96, 121,901.28 and 59,282.12

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Solution

The fourth proportional to 88,304.96, 121,901.28 and 59,282.12 is: 81,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,304.96 : 121,901.28 = 59,282.12 : x
  2. Step 2: Convert to fraction form
    88,304.96/121,901.28 = 59,282.12/x
  3. Step 3: Cross multiply
    88,304.96x = 121,901.28 × 59,282.12
  4. Step 4: Simplify right side
    88,304.96x = 7,226,566,309.11
  5. Step 5: Solve for x
    x = 7,226,566,309.11/88,304.96
  6. Step 6: Final answer
    x = 81,836.47

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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.