Home / 144,663.30-199,502.16-99,261.18

Finding the Fourth Proportional to 144,663.30, 199,502.16 and 99,261.18

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Solution

The fourth proportional to 144,663.30, 199,502.16 and 99,261.18 is: 136,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,663.30 : 199,502.16 = 99,261.18 : x
  2. Step 2: Convert to fraction form
    144,663.30/199,502.16 = 99,261.18/x
  3. Step 3: Cross multiply
    144,663.30x = 199,502.16 × 99,261.18
  4. Step 4: Simplify right side
    144,663.30x = 19,802,819,814.15
  5. Step 5: Solve for x
    x = 19,802,819,814.15/144,663.30
  6. Step 6: Final answer
    x = 136,889.04

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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.