Home / 141,695.19-212,309.51-99,004.95

Finding the Fourth Proportional to 141,695.19, 212,309.51 and 99,004.95

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Solution

The fourth proportional to 141,695.19, 212,309.51 and 99,004.95 is: 148,344.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,695.19 : 212,309.51 = 99,004.95 : x
  2. Step 2: Convert to fraction form
    141,695.19/212,309.51 = 99,004.95/x
  3. Step 3: Cross multiply
    141,695.19x = 212,309.51 × 99,004.95
  4. Step 4: Simplify right side
    141,695.19x = 21,019,691,927.05
  5. Step 5: Solve for x
    x = 21,019,691,927.05/141,695.19
  6. Step 6: Final answer
    x = 148,344.43

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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.