Home / 160,873.08-222,031.41-89,276.16

Finding the Fourth Proportional to 160,873.08, 222,031.41 and 89,276.16

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Solution

The fourth proportional to 160,873.08, 222,031.41 and 89,276.16 is: 123,215.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,873.08 : 222,031.41 = 89,276.16 : x
  2. Step 2: Convert to fraction form
    160,873.08/222,031.41 = 89,276.16/x
  3. Step 3: Cross multiply
    160,873.08x = 222,031.41 × 89,276.16
  4. Step 4: Simplify right side
    160,873.08x = 19,822,111,684.19
  5. Step 5: Solve for x
    x = 19,822,111,684.19/160,873.08
  6. Step 6: Final answer
    x = 123,215.84

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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.