Home / 61,213.20-84,463.55-34,356.84

Finding the Fourth Proportional to 61,213.20, 84,463.55 and 34,356.84

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Solution

The fourth proportional to 61,213.20, 84,463.55 and 34,356.84 is: 47,406.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,213.20 : 84,463.55 = 34,356.84 : x
  2. Step 2: Convert to fraction form
    61,213.20/84,463.55 = 34,356.84/x
  3. Step 3: Cross multiply
    61,213.20x = 84,463.55 × 34,356.84
  4. Step 4: Simplify right side
    61,213.20x = 2,901,900,673.18
  5. Step 5: Solve for x
    x = 2,901,900,673.18/61,213.20
  6. Step 6: Final answer
    x = 47,406.45

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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.