Home / 146,127.18-201,667.95-122,211.66

Finding the Fourth Proportional to 146,127.18, 201,667.95 and 122,211.66

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Solution

The fourth proportional to 146,127.18, 201,667.95 and 122,211.66 is: 168,662.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,127.18 : 201,667.95 = 122,211.66 : x
  2. Step 2: Convert to fraction form
    146,127.18/201,667.95 = 122,211.66/x
  3. Step 3: Cross multiply
    146,127.18x = 201,667.95 × 122,211.66
  4. Step 4: Simplify right side
    146,127.18x = 24,646,174,938.30
  5. Step 5: Solve for x
    x = 24,646,174,938.30/146,127.18
  6. Step 6: Final answer
    x = 168,662.50

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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.