Home / 136,478.16-204,745.08-57,592.40

Finding the Fourth Proportional to 136,478.16, 204,745.08 and 57,592.40

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Solution

The fourth proportional to 136,478.16, 204,745.08 and 57,592.40 is: 86,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,478.16 : 204,745.08 = 57,592.40 : x
  2. Step 2: Convert to fraction form
    136,478.16/204,745.08 = 57,592.40/x
  3. Step 3: Cross multiply
    136,478.16x = 204,745.08 × 57,592.40
  4. Step 4: Simplify right side
    136,478.16x = 11,791,760,545.39
  5. Step 5: Solve for x
    x = 11,791,760,545.39/136,478.16
  6. Step 6: Final answer
    x = 86,400.35

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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.