Home / 161,048.74-222,211.47-97,385.20

Finding the Fourth Proportional to 161,048.74, 222,211.47 and 97,385.20

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Solution

The fourth proportional to 161,048.74, 222,211.47 and 97,385.20 is: 134,369.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,048.74 : 222,211.47 = 97,385.20 : x
  2. Step 2: Convert to fraction form
    161,048.74/222,211.47 = 97,385.20/x
  3. Step 3: Cross multiply
    161,048.74x = 222,211.47 × 97,385.20
  4. Step 4: Simplify right side
    161,048.74x = 21,640,108,448.24
  5. Step 5: Solve for x
    x = 21,640,108,448.24/161,048.74
  6. Step 6: Final answer
    x = 134,369.93

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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.