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Finding the Fourth Proportional to 158,162.22, 237,218.22 and 73,980.81

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Solution

The fourth proportional to 158,162.22, 237,218.22 and 73,980.81 is: 110,959.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,162.22 : 237,218.22 = 73,980.81 : x
  2. Step 2: Convert to fraction form
    158,162.22/237,218.22 = 73,980.81/x
  3. Step 3: Cross multiply
    158,162.22x = 237,218.22 × 73,980.81
  4. Step 4: Simplify right side
    158,162.22x = 17,549,596,062.36
  5. Step 5: Solve for x
    x = 17,549,596,062.36/158,162.22
  6. Step 6: Final answer
    x = 110,959.47

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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.