Home / 160,865.04-221,999.67-97,190.49

Finding the Fourth Proportional to 160,865.04, 221,999.67 and 97,190.49

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Solution

The fourth proportional to 160,865.04, 221,999.67 and 97,190.49 is: 134,126.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,865.04 : 221,999.67 = 97,190.49 : x
  2. Step 2: Convert to fraction form
    160,865.04/221,999.67 = 97,190.49/x
  3. Step 3: Cross multiply
    160,865.04x = 221,999.67 × 97,190.49
  4. Step 4: Simplify right side
    160,865.04x = 21,576,256,707.14
  5. Step 5: Solve for x
    x = 21,576,256,707.14/160,865.04
  6. Step 6: Final answer
    x = 134,126.45

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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.