Home / 153,313.32-211,391.38-104,938.52

Finding the Fourth Proportional to 153,313.32, 211,391.38 and 104,938.52

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Solution

The fourth proportional to 153,313.32, 211,391.38 and 104,938.52 is: 144,691.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,313.32 : 211,391.38 = 104,938.52 : x
  2. Step 2: Convert to fraction form
    153,313.32/211,391.38 = 104,938.52/x
  3. Step 3: Cross multiply
    153,313.32x = 211,391.38 × 104,938.52
  4. Step 4: Simplify right side
    153,313.32x = 22,183,098,557.96
  5. Step 5: Solve for x
    x = 22,183,098,557.96/153,313.32
  6. Step 6: Final answer
    x = 144,691.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.