Home / 161,821.04-242,759.36-49,498.56

Finding the Fourth Proportional to 161,821.04, 242,759.36 and 49,498.56

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Solution

The fourth proportional to 161,821.04, 242,759.36 and 49,498.56 is: 74,256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,821.04 : 242,759.36 = 49,498.56 : x
  2. Step 2: Convert to fraction form
    161,821.04/242,759.36 = 49,498.56/x
  3. Step 3: Cross multiply
    161,821.04x = 242,759.36 × 49,498.56
  4. Step 4: Simplify right side
    161,821.04x = 12,016,238,746.52
  5. Step 5: Solve for x
    x = 12,016,238,746.52/161,821.04
  6. Step 6: Final answer
    x = 74,256.34

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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.