Home / 88,419.07-122,018.32-48,133.13

Finding the Fourth Proportional to 88,419.07, 122,018.32 and 48,133.13

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Solution

The fourth proportional to 88,419.07, 122,018.32 and 48,133.13 is: 66,423.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,419.07 : 122,018.32 = 48,133.13 : x
  2. Step 2: Convert to fraction form
    88,419.07/122,018.32 = 48,133.13/x
  3. Step 3: Cross multiply
    88,419.07x = 122,018.32 × 48,133.13
  4. Step 4: Simplify right side
    88,419.07x = 5,873,123,658.94
  5. Step 5: Solve for x
    x = 5,873,123,658.94/88,419.07
  6. Step 6: Final answer
    x = 66,423.72

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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.