Home / 144,951.32-200,045.04-81,301.16

Finding the Fourth Proportional to 144,951.32, 200,045.04 and 81,301.16

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Solution

The fourth proportional to 144,951.32, 200,045.04 and 81,301.16 is: 112,202.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,951.32 : 200,045.04 = 81,301.16 : x
  2. Step 2: Convert to fraction form
    144,951.32/200,045.04 = 81,301.16/x
  3. Step 3: Cross multiply
    144,951.32x = 200,045.04 × 81,301.16
  4. Step 4: Simplify right side
    144,951.32x = 16,263,893,804.25
  5. Step 5: Solve for x
    x = 16,263,893,804.25/144,951.32
  6. Step 6: Final answer
    x = 112,202.45

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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.