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Finding the Fourth Proportional to 144,967.68, 200,062.14 and 90,552.08

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Solution

The fourth proportional to 144,967.68, 200,062.14 and 90,552.08 is: 124,966.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,967.68 : 200,062.14 = 90,552.08 : x
  2. Step 2: Convert to fraction form
    144,967.68/200,062.14 = 90,552.08/x
  3. Step 3: Cross multiply
    144,967.68x = 200,062.14 × 90,552.08
  4. Step 4: Simplify right side
    144,967.68x = 18,116,041,905.94
  5. Step 5: Solve for x
    x = 18,116,041,905.94/144,967.68
  6. Step 6: Final answer
    x = 124,966.07

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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.