Home / 115,603.41-173,416.65-31,364.89

Finding the Fourth Proportional to 115,603.41, 173,416.65 and 31,364.89

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Solution

The fourth proportional to 115,603.41, 173,416.65 and 31,364.89 is: 47,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,603.41 : 173,416.65 = 31,364.89 : x
  2. Step 2: Convert to fraction form
    115,603.41/173,416.65 = 31,364.89/x
  3. Step 3: Cross multiply
    115,603.41x = 173,416.65 × 31,364.89
  4. Step 4: Simplify right side
    115,603.41x = 5,439,194,151.42
  5. Step 5: Solve for x
    x = 5,439,194,151.42/115,603.41
  6. Step 6: Final answer
    x = 47,050.46

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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.