Home / 144,259.09-216,195.19-112,276.79

Finding the Fourth Proportional to 144,259.09, 216,195.19 and 112,276.79

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Solution

The fourth proportional to 144,259.09, 216,195.19 and 112,276.79 is: 168,264.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,259.09 : 216,195.19 = 112,276.79 : x
  2. Step 2: Convert to fraction form
    144,259.09/216,195.19 = 112,276.79/x
  3. Step 3: Cross multiply
    144,259.09x = 216,195.19 × 112,276.79
  4. Step 4: Simplify right side
    144,259.09x = 24,273,701,816.74
  5. Step 5: Solve for x
    x = 24,273,701,816.74/144,259.09
  6. Step 6: Final answer
    x = 168,264.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.