Home / 159,391.16-239,093.34-47,071.40

Finding the Fourth Proportional to 159,391.16, 239,093.34 and 47,071.40

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Solution

The fourth proportional to 159,391.16, 239,093.34 and 47,071.40 is: 70,609.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,391.16 : 239,093.34 = 47,071.40 : x
  2. Step 2: Convert to fraction form
    159,391.16/239,093.34 = 47,071.40/x
  3. Step 3: Cross multiply
    159,391.16x = 239,093.34 × 47,071.40
  4. Step 4: Simplify right side
    159,391.16x = 11,254,458,244.48
  5. Step 5: Solve for x
    x = 11,254,458,244.48/159,391.16
  6. Step 6: Final answer
    x = 70,609.05

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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.