Home / 160,955.68-222,129.45-92,975.52

Finding the Fourth Proportional to 160,955.68, 222,129.45 and 92,975.52

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Solution

The fourth proportional to 160,955.68, 222,129.45 and 92,975.52 is: 128,312.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,955.68 : 222,129.45 = 92,975.52 : x
  2. Step 2: Convert to fraction form
    160,955.68/222,129.45 = 92,975.52/x
  3. Step 3: Cross multiply
    160,955.68x = 222,129.45 × 92,975.52
  4. Step 4: Simplify right side
    160,955.68x = 20,652,601,121.06
  5. Step 5: Solve for x
    x = 20,652,601,121.06/160,955.68
  6. Step 6: Final answer
    x = 128,312.35

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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.