Home / 134,416.23-201,572.51-45,648.87

Finding the Fourth Proportional to 134,416.23, 201,572.51 and 45,648.87

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Solution

The fourth proportional to 134,416.23, 201,572.51 and 45,648.87 is: 68,455.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,416.23 : 201,572.51 = 45,648.87 : x
  2. Step 2: Convert to fraction form
    134,416.23/201,572.51 = 45,648.87/x
  3. Step 3: Cross multiply
    134,416.23x = 201,572.51 × 45,648.87
  4. Step 4: Simplify right side
    134,416.23x = 9,201,557,076.32
  5. Step 5: Solve for x
    x = 9,201,557,076.32/134,416.23
  6. Step 6: Final answer
    x = 68,455.70

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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.