Home / 95,259.47-142,860.02-65,866.19

Finding the Fourth Proportional to 95,259.47, 142,860.02 and 65,866.19

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Solution

The fourth proportional to 95,259.47, 142,860.02 and 65,866.19 is: 98,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,259.47 : 142,860.02 = 65,866.19 : x
  2. Step 2: Convert to fraction form
    95,259.47/142,860.02 = 65,866.19/x
  3. Step 3: Cross multiply
    95,259.47x = 142,860.02 × 65,866.19
  4. Step 4: Simplify right side
    95,259.47x = 9,409,644,177.09
  5. Step 5: Solve for x
    x = 9,409,644,177.09/95,259.47
  6. Step 6: Final answer
    x = 98,779.10

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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.