Home / 88,026.36-121,476.92-47,740.72

Finding the Fourth Proportional to 88,026.36, 121,476.92 and 47,740.72

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Solution

The fourth proportional to 88,026.36, 121,476.92 and 47,740.72 is: 65,882.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,026.36 : 121,476.92 = 47,740.72 : x
  2. Step 2: Convert to fraction form
    88,026.36/121,476.92 = 47,740.72/x
  3. Step 3: Cross multiply
    88,026.36x = 121,476.92 × 47,740.72
  4. Step 4: Simplify right side
    88,026.36x = 5,799,395,624.18
  5. Step 5: Solve for x
    x = 5,799,395,624.18/88,026.36
  6. Step 6: Final answer
    x = 65,882.49

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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.