Home / 64,941.60-97,413.36-18,191.52

Finding the Fourth Proportional to 64,941.60, 97,413.36 and 18,191.52

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Solution

The fourth proportional to 64,941.60, 97,413.36 and 18,191.52 is: 27,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,941.60 : 97,413.36 = 18,191.52 : x
  2. Step 2: Convert to fraction form
    64,941.60/97,413.36 = 18,191.52/x
  3. Step 3: Cross multiply
    64,941.60x = 97,413.36 × 18,191.52
  4. Step 4: Simplify right side
    64,941.60x = 1,772,097,086.71
  5. Step 5: Solve for x
    x = 1,772,097,086.71/64,941.60
  6. Step 6: Final answer
    x = 27,287.55

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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.