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Finding the Fourth Proportional to 144,959.63, 200,066.15 and 88,403.81

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Solution

The fourth proportional to 144,959.63, 200,066.15 and 88,403.81 is: 122,010.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,959.63 : 200,066.15 = 88,403.81 : x
  2. Step 2: Convert to fraction form
    144,959.63/200,066.15 = 88,403.81/x
  3. Step 3: Cross multiply
    144,959.63x = 200,066.15 × 88,403.81
  4. Step 4: Simplify right side
    144,959.63x = 17,686,609,132.71
  5. Step 5: Solve for x
    x = 17,686,609,132.71/144,959.63
  6. Step 6: Final answer
    x = 122,010.59

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1.5x scale

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.