Home / 176,781.17-265,171.76-145,550.81

Finding the Fourth Proportional to 176,781.17, 265,171.76 and 145,550.81

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Solution

The fourth proportional to 176,781.17, 265,171.76 and 145,550.81 is: 218,326.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,781.17 : 265,171.76 = 145,550.81 : x
  2. Step 2: Convert to fraction form
    176,781.17/265,171.76 = 145,550.81/x
  3. Step 3: Cross multiply
    176,781.17x = 265,171.76 × 145,550.81
  4. Step 4: Simplify right side
    176,781.17x = 38,595,962,403.51
  5. Step 5: Solve for x
    x = 38,595,962,403.51/176,781.17
  6. Step 6: Final answer
    x = 218,326.21

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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.