Home / 136,259.23-204,330.51-47,486.47

Finding the Fourth Proportional to 136,259.23, 204,330.51 and 47,486.47

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Solution

The fourth proportional to 136,259.23, 204,330.51 and 47,486.47 is: 71,209.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,259.23 : 204,330.51 = 47,486.47 : x
  2. Step 2: Convert to fraction form
    136,259.23/204,330.51 = 47,486.47/x
  3. Step 3: Cross multiply
    136,259.23x = 204,330.51 × 47,486.47
  4. Step 4: Simplify right side
    136,259.23x = 9,702,934,633.20
  5. Step 5: Solve for x
    x = 9,702,934,633.20/136,259.23
  6. Step 6: Final answer
    x = 71,209.38

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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.