Home / 242,748.19-335,010.75-140,772.77

Finding the Fourth Proportional to 242,748.19, 335,010.75 and 140,772.77

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Solution

The fourth proportional to 242,748.19, 335,010.75 and 140,772.77 is: 194,277.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,748.19 : 335,010.75 = 140,772.77 : x
  2. Step 2: Convert to fraction form
    242,748.19/335,010.75 = 140,772.77/x
  3. Step 3: Cross multiply
    242,748.19x = 335,010.75 × 140,772.77
  4. Step 4: Simplify right side
    242,748.19x = 47,160,391,257.28
  5. Step 5: Solve for x
    x = 47,160,391,257.28/242,748.19
  6. Step 6: Final answer
    x = 194,277.00

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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.