Home / 130,432.86-179,998.02-73,855.26

Finding the Fourth Proportional to 130,432.86, 179,998.02 and 73,855.26

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Solution

The fourth proportional to 130,432.86, 179,998.02 and 73,855.26 is: 101,920.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,432.86 : 179,998.02 = 73,855.26 : x
  2. Step 2: Convert to fraction form
    130,432.86/179,998.02 = 73,855.26/x
  3. Step 3: Cross multiply
    130,432.86x = 179,998.02 × 73,855.26
  4. Step 4: Simplify right side
    130,432.86x = 13,293,800,566.59
  5. Step 5: Solve for x
    x = 13,293,800,566.59/130,432.86
  6. Step 6: Final answer
    x = 101,920.64

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1.5x scale

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.