Home / 144,497.15-199,446.18-84,079.50

Finding the Fourth Proportional to 144,497.15, 199,446.18 and 84,079.50

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Solution

The fourth proportional to 144,497.15, 199,446.18 and 84,079.50 is: 116,053.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,497.15 : 199,446.18 = 84,079.50 : x
  2. Step 2: Convert to fraction form
    144,497.15/199,446.18 = 84,079.50/x
  3. Step 3: Cross multiply
    144,497.15x = 199,446.18 × 84,079.50
  4. Step 4: Simplify right side
    144,497.15x = 16,769,334,670.91
  5. Step 5: Solve for x
    x = 16,769,334,670.91/144,497.15
  6. Step 6: Final answer
    x = 116,053.05

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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.