Home / 136,407.48-204,421.56-118,601.65

Finding the Fourth Proportional to 136,407.48, 204,421.56 and 118,601.65

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Solution

The fourth proportional to 136,407.48, 204,421.56 and 118,601.65 is: 177,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,407.48 : 204,421.56 = 118,601.65 : x
  2. Step 2: Convert to fraction form
    136,407.48/204,421.56 = 118,601.65/x
  3. Step 3: Cross multiply
    136,407.48x = 204,421.56 × 118,601.65
  4. Step 4: Simplify right side
    136,407.48x = 24,244,734,311.57
  5. Step 5: Solve for x
    x = 24,244,734,311.57/136,407.48
  6. Step 6: Final answer
    x = 177,737.57

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1.5x scale

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.