Home / 118,746.24-177,888.80-106,127.52

Finding the Fourth Proportional to 118,746.24, 177,888.80 and 106,127.52

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Solution

The fourth proportional to 118,746.24, 177,888.80 and 106,127.52 is: 158,985.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,746.24 : 177,888.80 = 106,127.52 : x
  2. Step 2: Convert to fraction form
    118,746.24/177,888.80 = 106,127.52/x
  3. Step 3: Cross multiply
    118,746.24x = 177,888.80 × 106,127.52
  4. Step 4: Simplify right side
    118,746.24x = 18,878,897,179.78
  5. Step 5: Solve for x
    x = 18,878,897,179.78/118,746.24
  6. Step 6: Final answer
    x = 158,985.22

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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.