Home / 115,598.98-173,402.03-31,358.81

Finding the Fourth Proportional to 115,598.98, 173,402.03 and 31,358.81

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Solution

The fourth proportional to 115,598.98, 173,402.03 and 31,358.81 is: 47,039.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,598.98 : 173,402.03 = 31,358.81 : x
  2. Step 2: Convert to fraction form
    115,598.98/173,402.03 = 31,358.81/x
  3. Step 3: Cross multiply
    115,598.98x = 173,402.03 × 31,358.81
  4. Step 4: Simplify right side
    115,598.98x = 5,437,681,824.29
  5. Step 5: Solve for x
    x = 5,437,681,824.29/115,598.98
  6. Step 6: Final answer
    x = 47,039.18

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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.