Home / 160,190.16-221,114.88-112,455.24

Finding the Fourth Proportional to 160,190.16, 221,114.88 and 112,455.24

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Solution

The fourth proportional to 160,190.16, 221,114.88 and 112,455.24 is: 155,225.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,190.16 : 221,114.88 = 112,455.24 : x
  2. Step 2: Convert to fraction form
    160,190.16/221,114.88 = 112,455.24/x
  3. Step 3: Cross multiply
    160,190.16x = 221,114.88 × 112,455.24
  4. Step 4: Simplify right side
    160,190.16x = 24,865,526,897.97
  5. Step 5: Solve for x
    x = 24,865,526,897.97/160,190.16
  6. Step 6: Final answer
    x = 155,225.06

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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.