Home / 164,730.22-247,126.26-74,779.25

Finding the Fourth Proportional to 164,730.22, 247,126.26 and 74,779.25

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Solution

The fourth proportional to 164,730.22, 247,126.26 and 74,779.25 is: 112,182.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,730.22 : 247,126.26 = 74,779.25 : x
  2. Step 2: Convert to fraction form
    164,730.22/247,126.26 = 74,779.25/x
  3. Step 3: Cross multiply
    164,730.22x = 247,126.26 × 74,779.25
  4. Step 4: Simplify right side
    164,730.22x = 18,479,915,142.47
  5. Step 5: Solve for x
    x = 18,479,915,142.47/164,730.22
  6. Step 6: Final answer
    x = 112,182.91

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1.5x scale

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.