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Finding the Fourth Proportional to 65,341.34, 98,012.10 and 43,294.76

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Solution

The fourth proportional to 65,341.34, 98,012.10 and 43,294.76 is: 64,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,341.34 : 98,012.10 = 43,294.76 : x
  2. Step 2: Convert to fraction form
    65,341.34/98,012.10 = 43,294.76/x
  3. Step 3: Cross multiply
    65,341.34x = 98,012.10 × 43,294.76
  4. Step 4: Simplify right side
    65,341.34x = 4,243,410,346.60
  5. Step 5: Solve for x
    x = 4,243,410,346.60/65,341.34
  6. Step 6: Final answer
    x = 64,942.20

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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.