Home / 204,779.60-282,572.48-118,720.63

Finding the Fourth Proportional to 204,779.60, 282,572.48 and 118,720.63

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Solution

The fourth proportional to 204,779.60, 282,572.48 and 118,720.63 is: 163,820.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,779.60 : 282,572.48 = 118,720.63 : x
  2. Step 2: Convert to fraction form
    204,779.60/282,572.48 = 118,720.63/x
  3. Step 3: Cross multiply
    204,779.60x = 282,572.48 × 118,720.63
  4. Step 4: Simplify right side
    204,779.60x = 33,547,182,436.63
  5. Step 5: Solve for x
    x = 33,547,182,436.63/204,779.60
  6. Step 6: Final answer
    x = 163,820.92

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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.