Home / 103,670.01-155,497.72-40,478.26

Finding the Fourth Proportional to 103,670.01, 155,497.72 and 40,478.26

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Solution

The fourth proportional to 103,670.01, 155,497.72 and 40,478.26 is: 60,714.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,670.01 : 155,497.72 = 40,478.26 : x
  2. Step 2: Convert to fraction form
    103,670.01/155,497.72 = 40,478.26/x
  3. Step 3: Cross multiply
    103,670.01x = 155,497.72 × 40,478.26
  4. Step 4: Simplify right side
    103,670.01x = 6,294,277,139.57
  5. Step 5: Solve for x
    x = 6,294,277,139.57/103,670.01
  6. Step 6: Final answer
    x = 60,714.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.