Home / 124,140.08-186,239.28-35,394.86

Finding the Fourth Proportional to 124,140.08, 186,239.28 and 35,394.86

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Solution

The fourth proportional to 124,140.08, 186,239.28 and 35,394.86 is: 53,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,140.08 : 186,239.28 = 35,394.86 : x
  2. Step 2: Convert to fraction form
    124,140.08/186,239.28 = 35,394.86/x
  3. Step 3: Cross multiply
    124,140.08x = 186,239.28 × 35,394.86
  4. Step 4: Simplify right side
    124,140.08x = 6,591,913,242.10
  5. Step 5: Solve for x
    x = 6,591,913,242.10/124,140.08
  6. Step 6: Final answer
    x = 53,100.60

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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.