Home / 91,031.84-125,624.20-52,798.76

Finding the Fourth Proportional to 91,031.84, 125,624.20 and 52,798.76

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Solution

The fourth proportional to 91,031.84, 125,624.20 and 52,798.76 is: 72,862.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,031.84 : 125,624.20 = 52,798.76 : x
  2. Step 2: Convert to fraction form
    91,031.84/125,624.20 = 52,798.76/x
  3. Step 3: Cross multiply
    91,031.84x = 125,624.20 × 52,798.76
  4. Step 4: Simplify right side
    91,031.84x = 6,632,801,985.99
  5. Step 5: Solve for x
    x = 6,632,801,985.99/91,031.84
  6. Step 6: Final answer
    x = 72,862.44

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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.