Home / 159,746.60-239,619.90-48,938.60

Finding the Fourth Proportional to 159,746.60, 239,619.90 and 48,938.60

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Solution

The fourth proportional to 159,746.60, 239,619.90 and 48,938.60 is: 73,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,746.60 : 239,619.90 = 48,938.60 : x
  2. Step 2: Convert to fraction form
    159,746.60/239,619.90 = 48,938.60/x
  3. Step 3: Cross multiply
    159,746.60x = 239,619.90 × 48,938.60
  4. Step 4: Simplify right side
    159,746.60x = 11,726,662,438.14
  5. Step 5: Solve for x
    x = 11,726,662,438.14/159,746.60
  6. Step 6: Final answer
    x = 73,407.90

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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.