Home / 121,330.47-181,996.17-37,090.32

Finding the Fourth Proportional to 121,330.47, 181,996.17 and 37,090.32

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Solution

The fourth proportional to 121,330.47, 181,996.17 and 37,090.32 is: 55,635.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,330.47 : 181,996.17 = 37,090.32 : x
  2. Step 2: Convert to fraction form
    121,330.47/181,996.17 = 37,090.32/x
  3. Step 3: Cross multiply
    121,330.47x = 181,996.17 × 37,090.32
  4. Step 4: Simplify right side
    121,330.47x = 6,750,296,184.07
  5. Step 5: Solve for x
    x = 6,750,296,184.07/121,330.47
  6. Step 6: Final answer
    x = 55,635.62

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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.