Home / 86,402.01-119,220.33-48,153.21

Finding the Fourth Proportional to 86,402.01, 119,220.33 and 48,153.21

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Solution

The fourth proportional to 86,402.01, 119,220.33 and 48,153.21 is: 66,443.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,402.01 : 119,220.33 = 48,153.21 : x
  2. Step 2: Convert to fraction form
    86,402.01/119,220.33 = 48,153.21/x
  3. Step 3: Cross multiply
    86,402.01x = 119,220.33 × 48,153.21
  4. Step 4: Simplify right side
    86,402.01x = 5,740,841,586.76
  5. Step 5: Solve for x
    x = 5,740,841,586.76/86,402.01
  6. Step 6: Final answer
    x = 66,443.38

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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.