Home / 116,337.47-160,560.74-65,350.21

Finding the Fourth Proportional to 116,337.47, 160,560.74 and 65,350.21

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Solution

The fourth proportional to 116,337.47, 160,560.74 and 65,350.21 is: 90,191.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,337.47 : 160,560.74 = 65,350.21 : x
  2. Step 2: Convert to fraction form
    116,337.47/160,560.74 = 65,350.21/x
  3. Step 3: Cross multiply
    116,337.47x = 160,560.74 × 65,350.21
  4. Step 4: Simplify right side
    116,337.47x = 10,492,677,855.57
  5. Step 5: Solve for x
    x = 10,492,677,855.57/116,337.47
  6. Step 6: Final answer
    x = 90,191.74

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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.