Home / 160,109.08-220,959.08-92,136.40

Finding the Fourth Proportional to 160,109.08, 220,959.08 and 92,136.40

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Solution

The fourth proportional to 160,109.08, 220,959.08 and 92,136.40 is: 127,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,109.08 : 220,959.08 = 92,136.40 : x
  2. Step 2: Convert to fraction form
    160,109.08/220,959.08 = 92,136.40/x
  3. Step 3: Cross multiply
    160,109.08x = 220,959.08 × 92,136.40
  4. Step 4: Simplify right side
    160,109.08x = 20,358,373,717.83
  5. Step 5: Solve for x
    x = 20,358,373,717.83/160,109.08
  6. Step 6: Final answer
    x = 127,153.15

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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.