Home / 161,552.47-242,416.20-155,662.15

Finding the Fourth Proportional to 161,552.47, 242,416.20 and 155,662.15

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Solution

The fourth proportional to 161,552.47, 242,416.20 and 155,662.15 is: 233,577.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,552.47 : 242,416.20 = 155,662.15 : x
  2. Step 2: Convert to fraction form
    161,552.47/242,416.20 = 155,662.15/x
  3. Step 3: Cross multiply
    161,552.47x = 242,416.20 × 155,662.15
  4. Step 4: Simplify right side
    161,552.47x = 37,735,026,886.83
  5. Step 5: Solve for x
    x = 37,735,026,886.83/161,552.47
  6. Step 6: Final answer
    x = 233,577.53

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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.