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Finding the Fourth Proportional to 61,303.84, 84,597.96 and 34,078.12

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Solution

The fourth proportional to 61,303.84, 84,597.96 and 34,078.12 is: 47,027.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,303.84 : 84,597.96 = 34,078.12 : x
  2. Step 2: Convert to fraction form
    61,303.84/84,597.96 = 34,078.12/x
  3. Step 3: Cross multiply
    61,303.84x = 84,597.96 × 34,078.12
  4. Step 4: Simplify right side
    61,303.84x = 2,882,939,432.64
  5. Step 5: Solve for x
    x = 2,882,939,432.64/61,303.84
  6. Step 6: Final answer
    x = 47,027.06

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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.