Home / 141,205.52-210,562.67-121,610.00

Finding the Fourth Proportional to 141,205.52, 210,562.67 and 121,610.00

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Solution

The fourth proportional to 141,205.52, 210,562.67 and 121,610.00 is: 181,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,205.52 : 210,562.67 = 121,610.00 : x
  2. Step 2: Convert to fraction form
    141,205.52/210,562.67 = 121,610.00/x
  3. Step 3: Cross multiply
    141,205.52x = 210,562.67 × 121,610.00
  4. Step 4: Simplify right side
    141,205.52x = 25,606,524,637.84
  5. Step 5: Solve for x
    x = 25,606,524,637.84/141,205.52
  6. Step 6: Final answer
    x = 181,342.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.