Home / 103,677.77-155,560.40-95,402.71

Finding the Fourth Proportional to 103,677.77, 155,560.40 and 95,402.71

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Solution

The fourth proportional to 103,677.77, 155,560.40 and 95,402.71 is: 143,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,677.77 : 155,560.40 = 95,402.71 : x
  2. Step 2: Convert to fraction form
    103,677.77/155,560.40 = 95,402.71/x
  3. Step 3: Cross multiply
    103,677.77x = 155,560.40 × 95,402.71
  4. Step 4: Simplify right side
    103,677.77x = 14,840,883,803.88
  5. Step 5: Solve for x
    x = 14,840,883,803.88/103,677.77
  6. Step 6: Final answer
    x = 143,144.32

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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.