Home / 71,631.02-98,748.15-50,344.22

Finding the Fourth Proportional to 71,631.02, 98,748.15 and 50,344.22

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Solution

The fourth proportional to 71,631.02, 98,748.15 and 50,344.22 is: 69,402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,631.02 : 98,748.15 = 50,344.22 : x
  2. Step 2: Convert to fraction form
    71,631.02/98,748.15 = 50,344.22/x
  3. Step 3: Cross multiply
    71,631.02x = 98,748.15 × 50,344.22
  4. Step 4: Simplify right side
    71,631.02x = 4,971,398,588.19
  5. Step 5: Solve for x
    x = 4,971,398,588.19/71,631.02
  6. Step 6: Final answer
    x = 69,402.87

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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.