Home / 161,094.08-222,303.68-89,478.70

Finding the Fourth Proportional to 161,094.08, 222,303.68 and 89,478.70

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Solution

The fourth proportional to 161,094.08, 222,303.68 and 89,478.70 is: 123,477.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,094.08 : 222,303.68 = 89,478.70 : x
  2. Step 2: Convert to fraction form
    161,094.08/222,303.68 = 89,478.70/x
  3. Step 3: Cross multiply
    161,094.08x = 222,303.68 × 89,478.70
  4. Step 4: Simplify right side
    161,094.08x = 19,891,443,180.10
  5. Step 5: Solve for x
    x = 19,891,443,180.10/161,094.08
  6. Step 6: Final answer
    x = 123,477.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.