Home / 152,097.61-229,173.19-126,023.78

Finding the Fourth Proportional to 152,097.61, 229,173.19 and 126,023.78

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Solution

The fourth proportional to 152,097.61, 229,173.19 and 126,023.78 is: 189,886.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,097.61 : 229,173.19 = 126,023.78 : x
  2. Step 2: Convert to fraction form
    152,097.61/229,173.19 = 126,023.78/x
  3. Step 3: Cross multiply
    152,097.61x = 229,173.19 × 126,023.78
  4. Step 4: Simplify right side
    152,097.61x = 28,881,271,678.46
  5. Step 5: Solve for x
    x = 28,881,271,678.46/152,097.61
  6. Step 6: Final answer
    x = 189,886.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.