Home / 136,353.42-204,288.12-116,430.66

Finding the Fourth Proportional to 136,353.42, 204,288.12 and 116,430.66

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Solution

The fourth proportional to 136,353.42, 204,288.12 and 116,430.66 is: 174,439.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,353.42 : 204,288.12 = 116,430.66 : x
  2. Step 2: Convert to fraction form
    136,353.42/204,288.12 = 116,430.66/x
  3. Step 3: Cross multiply
    136,353.42x = 204,288.12 × 116,430.66
  4. Step 4: Simplify right side
    136,353.42x = 23,785,400,641.76
  5. Step 5: Solve for x
    x = 23,785,400,641.76/136,353.42
  6. Step 6: Final answer
    x = 174,439.34

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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.