Home / 88,271.57-121,812.20-50,034.64

Finding the Fourth Proportional to 88,271.57, 121,812.20 and 50,034.64

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Solution

The fourth proportional to 88,271.57, 121,812.20 and 50,034.64 is: 69,046.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,271.57 : 121,812.20 = 50,034.64 : x
  2. Step 2: Convert to fraction form
    88,271.57/121,812.20 = 50,034.64/x
  3. Step 3: Cross multiply
    88,271.57x = 121,812.20 × 50,034.64
  4. Step 4: Simplify right side
    88,271.57x = 6,094,829,574.61
  5. Step 5: Solve for x
    x = 6,094,829,574.61/88,271.57
  6. Step 6: Final answer
    x = 69,046.35

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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.