Home / 153,134.40-211,311.01-141,849.48

Finding the Fourth Proportional to 153,134.40, 211,311.01 and 141,849.48

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Solution

The fourth proportional to 153,134.40, 211,311.01 and 141,849.48 is: 195,738.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,134.40 : 211,311.01 = 141,849.48 : x
  2. Step 2: Convert to fraction form
    153,134.40/211,311.01 = 141,849.48/x
  3. Step 3: Cross multiply
    153,134.40x = 211,311.01 × 141,849.48
  4. Step 4: Simplify right side
    153,134.40x = 29,974,356,886.77
  5. Step 5: Solve for x
    x = 29,974,356,886.77/153,134.40
  6. Step 6: Final answer
    x = 195,738.89

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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.