Home / 615,375.18-923,055.35-159,926.07

Finding the Fourth Proportional to 615,375.18, 923,055.35 and 159,926.07

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Solution

The fourth proportional to 615,375.18, 923,055.35 and 159,926.07 is: 239,887.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,375.18 : 923,055.35 = 159,926.07 : x
  2. Step 2: Convert to fraction form
    615,375.18/923,055.35 = 159,926.07/x
  3. Step 3: Cross multiply
    615,375.18x = 923,055.35 × 159,926.07
  4. Step 4: Simplify right side
    615,375.18x = 147,620,613,718.34
  5. Step 5: Solve for x
    x = 147,620,613,718.34/615,375.18
  6. Step 6: Final answer
    x = 239,887.18

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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.