Home / 124,203.47-186,141.13-45,241.83

Finding the Fourth Proportional to 124,203.47, 186,141.13 and 45,241.83

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Solution

The fourth proportional to 124,203.47, 186,141.13 and 45,241.83 is: 67,802.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,203.47 : 186,141.13 = 45,241.83 : x
  2. Step 2: Convert to fraction form
    124,203.47/186,141.13 = 45,241.83/x
  3. Step 3: Cross multiply
    124,203.47x = 186,141.13 × 45,241.83
  4. Step 4: Simplify right side
    124,203.47x = 8,421,365,246.36
  5. Step 5: Solve for x
    x = 8,421,365,246.36/124,203.47
  6. Step 6: Final answer
    x = 67,802.98

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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.