Home / 136,545.96-204,774.64-52,301.64

Finding the Fourth Proportional to 136,545.96, 204,774.64 and 52,301.64

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Solution

The fourth proportional to 136,545.96, 204,774.64 and 52,301.64 is: 78,435.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,545.96 : 204,774.64 = 52,301.64 : x
  2. Step 2: Convert to fraction form
    136,545.96/204,774.64 = 52,301.64/x
  3. Step 3: Cross multiply
    136,545.96x = 204,774.64 × 52,301.64
  4. Step 4: Simplify right side
    136,545.96x = 10,710,049,502.41
  5. Step 5: Solve for x
    x = 10,710,049,502.41/136,545.96
  6. Step 6: Final answer
    x = 78,435.49

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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.