Home / 137,133.18-205,595.64-94,901.04

Finding the Fourth Proportional to 137,133.18, 205,595.64 and 94,901.04

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Solution

The fourth proportional to 137,133.18, 205,595.64 and 94,901.04 is: 142,279.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,133.18 : 205,595.64 = 94,901.04 : x
  2. Step 2: Convert to fraction form
    137,133.18/205,595.64 = 94,901.04/x
  3. Step 3: Cross multiply
    137,133.18x = 205,595.64 × 94,901.04
  4. Step 4: Simplify right side
    137,133.18x = 19,511,240,055.47
  5. Step 5: Solve for x
    x = 19,511,240,055.47/137,133.18
  6. Step 6: Final answer
    x = 142,279.50

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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.