Home / 115,638.49-173,451.52-36,746.52

Finding the Fourth Proportional to 115,638.49, 173,451.52 and 36,746.52

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Solution

The fourth proportional to 115,638.49, 173,451.52 and 36,746.52 is: 55,117.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,638.49 : 173,451.52 = 36,746.52 : x
  2. Step 2: Convert to fraction form
    115,638.49/173,451.52 = 36,746.52/x
  3. Step 3: Cross multiply
    115,638.49x = 173,451.52 × 36,746.52
  4. Step 4: Simplify right side
    115,638.49x = 6,373,739,748.71
  5. Step 5: Solve for x
    x = 6,373,739,748.71/115,638.49
  6. Step 6: Final answer
    x = 55,117.81

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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.