Home / 65,561.04-98,166.72-34,330.80

Finding the Fourth Proportional to 65,561.04, 98,166.72 and 34,330.80

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Solution

The fourth proportional to 65,561.04, 98,166.72 and 34,330.80 is: 51,404.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,561.04 : 98,166.72 = 34,330.80 : x
  2. Step 2: Convert to fraction form
    65,561.04/98,166.72 = 34,330.80/x
  3. Step 3: Cross multiply
    65,561.04x = 98,166.72 × 34,330.80
  4. Step 4: Simplify right side
    65,561.04x = 3,370,142,030.98
  5. Step 5: Solve for x
    x = 3,370,142,030.98/65,561.04
  6. Step 6: Final answer
    x = 51,404.65

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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.