Home / 252,402.47-348,317.63-137,681.62

Finding the Fourth Proportional to 252,402.47, 348,317.63 and 137,681.62

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Solution

The fourth proportional to 252,402.47, 348,317.63 and 137,681.62 is: 190,001.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,402.47 : 348,317.63 = 137,681.62 : x
  2. Step 2: Convert to fraction form
    252,402.47/348,317.63 = 137,681.62/x
  3. Step 3: Cross multiply
    252,402.47x = 348,317.63 × 137,681.62
  4. Step 4: Simplify right side
    252,402.47x = 47,956,935,572.96
  5. Step 5: Solve for x
    x = 47,956,935,572.96/252,402.47
  6. Step 6: Final answer
    x = 190,001.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.