Home / 104,657.04-156,985.56-30,785.04

Finding the Fourth Proportional to 104,657.04, 156,985.56 and 30,785.04

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Solution

The fourth proportional to 104,657.04, 156,985.56 and 30,785.04 is: 46,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,657.04 : 156,985.56 = 30,785.04 : x
  2. Step 2: Convert to fraction form
    104,657.04/156,985.56 = 30,785.04/x
  3. Step 3: Cross multiply
    104,657.04x = 156,985.56 × 30,785.04
  4. Step 4: Simplify right side
    104,657.04x = 4,832,806,744.02
  5. Step 5: Solve for x
    x = 4,832,806,744.02/104,657.04
  6. Step 6: Final answer
    x = 46,177.56

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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.