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Finding the Fourth Proportional to 155,559.94, 233,430.53 and 65,597.14

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Solution

The fourth proportional to 155,559.94, 233,430.53 and 65,597.14 is: 98,433.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,559.94 : 233,430.53 = 65,597.14 : x
  2. Step 2: Convert to fraction form
    155,559.94/233,430.53 = 65,597.14/x
  3. Step 3: Cross multiply
    155,559.94x = 233,430.53 × 65,597.14
  4. Step 4: Simplify right side
    155,559.94x = 15,312,375,156.68
  5. Step 5: Solve for x
    x = 15,312,375,156.68/155,559.94
  6. Step 6: Final answer
    x = 98,433.92

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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.