Home / 90,938.07-125,551.98-67,023.09

Finding the Fourth Proportional to 90,938.07, 125,551.98 and 67,023.09

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Solution

The fourth proportional to 90,938.07, 125,551.98 and 67,023.09 is: 92,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,938.07 : 125,551.98 = 67,023.09 : x
  2. Step 2: Convert to fraction form
    90,938.07/125,551.98 = 67,023.09/x
  3. Step 3: Cross multiply
    90,938.07x = 125,551.98 × 67,023.09
  4. Step 4: Simplify right side
    90,938.07x = 8,414,881,655.22
  5. Step 5: Solve for x
    x = 8,414,881,655.22/90,938.07
  6. Step 6: Final answer
    x = 92,534.20

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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.