Home / 67,685.24-101,549.73-28,253.63

Finding the Fourth Proportional to 67,685.24, 101,549.73 and 28,253.63

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Solution

The fourth proportional to 67,685.24, 101,549.73 and 28,253.63 is: 42,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,685.24 : 101,549.73 = 28,253.63 : x
  2. Step 2: Convert to fraction form
    67,685.24/101,549.73 = 28,253.63/x
  3. Step 3: Cross multiply
    67,685.24x = 101,549.73 × 28,253.63
  4. Step 4: Simplify right side
    67,685.24x = 2,869,148,498.02
  5. Step 5: Solve for x
    x = 2,869,148,498.02/67,685.24
  6. Step 6: Final answer
    x = 42,389.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.