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Finding the Fourth Proportional to 64,982.80, 97,459.62 and 29,888.74

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Solution

The fourth proportional to 64,982.80, 97,459.62 and 29,888.74 is: 44,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,982.80 : 97,459.62 = 29,888.74 : x
  2. Step 2: Convert to fraction form
    64,982.80/97,459.62 = 29,888.74/x
  3. Step 3: Cross multiply
    64,982.80x = 97,459.62 × 29,888.74
  4. Step 4: Simplify right side
    64,982.80x = 2,912,945,242.68
  5. Step 5: Solve for x
    x = 2,912,945,242.68/64,982.80
  6. Step 6: Final answer
    x = 44,826.40

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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.