Home / 160,864.75-221,999.28-97,190.24

Finding the Fourth Proportional to 160,864.75, 221,999.28 and 97,190.24

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Solution

The fourth proportional to 160,864.75, 221,999.28 and 97,190.24 is: 134,126.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,864.75 : 221,999.28 = 97,190.24 : x
  2. Step 2: Convert to fraction form
    160,864.75/221,999.28 = 97,190.24/x
  3. Step 3: Cross multiply
    160,864.75x = 221,999.28 × 97,190.24
  4. Step 4: Simplify right side
    160,864.75x = 21,576,163,303.03
  5. Step 5: Solve for x
    x = 21,576,163,303.03/160,864.75
  6. Step 6: Final answer
    x = 134,126.12

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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.