Home / 257,926.04-355,937.94-144,748.76

Finding the Fourth Proportional to 257,926.04, 355,937.94 and 144,748.76

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Solution

The fourth proportional to 257,926.04, 355,937.94 and 144,748.76 is: 199,753.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,926.04 : 355,937.94 = 144,748.76 : x
  2. Step 2: Convert to fraction form
    257,926.04/355,937.94 = 144,748.76/x
  3. Step 3: Cross multiply
    257,926.04x = 355,937.94 × 144,748.76
  4. Step 4: Simplify right side
    257,926.04x = 51,521,575,451.95
  5. Step 5: Solve for x
    x = 51,521,575,451.95/257,926.04
  6. Step 6: Final answer
    x = 199,753.29

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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.