Home / 144,439.32-199,376.36-99,266.83

Finding the Fourth Proportional to 144,439.32, 199,376.36 and 99,266.83

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Solution

The fourth proportional to 144,439.32, 199,376.36 and 99,266.83 is: 137,022.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,439.32 : 199,376.36 = 99,266.83 : x
  2. Step 2: Convert to fraction form
    144,439.32/199,376.36 = 99,266.83/x
  3. Step 3: Cross multiply
    144,439.32x = 199,376.36 × 99,266.83
  4. Step 4: Simplify right side
    144,439.32x = 19,791,459,234.14
  5. Step 5: Solve for x
    x = 19,791,459,234.14/144,439.32
  6. Step 6: Final answer
    x = 137,022.66

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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.