Home / 159,899.04-239,803.20-47,574.72

Finding the Fourth Proportional to 159,899.04, 239,803.20 and 47,574.72

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Solution

The fourth proportional to 159,899.04, 239,803.20 and 47,574.72 is: 71,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,899.04 : 239,803.20 = 47,574.72 : x
  2. Step 2: Convert to fraction form
    159,899.04/239,803.20 = 47,574.72/x
  3. Step 3: Cross multiply
    159,899.04x = 239,803.20 × 47,574.72
  4. Step 4: Simplify right side
    159,899.04x = 11,408,570,095.10
  5. Step 5: Solve for x
    x = 11,408,570,095.10/159,899.04
  6. Step 6: Final answer
    x = 71,348.58

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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.