Home / 92,030.88-127,002.12-51,744.72

Finding the Fourth Proportional to 92,030.88, 127,002.12 and 51,744.72

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Solution

The fourth proportional to 92,030.88, 127,002.12 and 51,744.72 is: 71,407.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,030.88 : 127,002.12 = 51,744.72 : x
  2. Step 2: Convert to fraction form
    92,030.88/127,002.12 = 51,744.72/x
  3. Step 3: Cross multiply
    92,030.88x = 127,002.12 × 51,744.72
  4. Step 4: Simplify right side
    92,030.88x = 6,571,689,138.81
  5. Step 5: Solve for x
    x = 6,571,689,138.81/92,030.88
  6. Step 6: Final answer
    x = 71,407.44

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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.