Home / 115,565.40-173,348.10-97,850.70

Finding the Fourth Proportional to 115,565.40, 173,348.10 and 97,850.70

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Solution

The fourth proportional to 115,565.40, 173,348.10 and 97,850.70 is: 146,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,565.40 : 173,348.10 = 97,850.70 : x
  2. Step 2: Convert to fraction form
    115,565.40/173,348.10 = 97,850.70/x
  3. Step 3: Cross multiply
    115,565.40x = 173,348.10 × 97,850.70
  4. Step 4: Simplify right side
    115,565.40x = 16,962,232,928.67
  5. Step 5: Solve for x
    x = 16,962,232,928.67/115,565.40
  6. Step 6: Final answer
    x = 146,776.05

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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.