Home / 136,345.30-204,611.37-47,598.81

Finding the Fourth Proportional to 136,345.30, 204,611.37 and 47,598.81

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Solution

The fourth proportional to 136,345.30, 204,611.37 and 47,598.81 is: 71,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,345.30 : 204,611.37 = 47,598.81 : x
  2. Step 2: Convert to fraction form
    136,345.30/204,611.37 = 47,598.81/x
  3. Step 3: Cross multiply
    136,345.30x = 204,611.37 × 47,598.81
  4. Step 4: Simplify right side
    136,345.30x = 9,739,257,046.42
  5. Step 5: Solve for x
    x = 9,739,257,046.42/136,345.30
  6. Step 6: Final answer
    x = 71,430.82

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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.