Home / 125,159.96-187,741.14-49,266.20

Finding the Fourth Proportional to 125,159.96, 187,741.14 and 49,266.20

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Solution

The fourth proportional to 125,159.96, 187,741.14 and 49,266.20 is: 73,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,159.96 : 187,741.14 = 49,266.20 : x
  2. Step 2: Convert to fraction form
    125,159.96/187,741.14 = 49,266.20/x
  3. Step 3: Cross multiply
    125,159.96x = 187,741.14 × 49,266.20
  4. Step 4: Simplify right side
    125,159.96x = 9,249,292,551.47
  5. Step 5: Solve for x
    x = 9,249,292,551.47/125,159.96
  6. Step 6: Final answer
    x = 73,899.77

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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.