Home / 91,327.95-126,032.13-51,041.70

Finding the Fourth Proportional to 91,327.95, 126,032.13 and 51,041.70

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Solution

The fourth proportional to 91,327.95, 126,032.13 and 51,041.70 is: 70,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,327.95 : 126,032.13 = 51,041.70 : x
  2. Step 2: Convert to fraction form
    91,327.95/126,032.13 = 51,041.70/x
  3. Step 3: Cross multiply
    91,327.95x = 126,032.13 × 51,041.70
  4. Step 4: Simplify right side
    91,327.95x = 6,432,894,169.82
  5. Step 5: Solve for x
    x = 6,432,894,169.82/91,327.95
  6. Step 6: Final answer
    x = 70,437.30

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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.