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Finding the Fourth Proportional to 176,276.76, 264,152.56 and 97,413.52

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Solution

The fourth proportional to 176,276.76, 264,152.56 and 97,413.52 is: 145,975.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,276.76 : 264,152.56 = 97,413.52 : x
  2. Step 2: Convert to fraction form
    176,276.76/264,152.56 = 97,413.52/x
  3. Step 3: Cross multiply
    176,276.76x = 264,152.56 × 97,413.52
  4. Step 4: Simplify right side
    176,276.76x = 25,732,030,686.61
  5. Step 5: Solve for x
    x = 25,732,030,686.61/176,276.76
  6. Step 6: Final answer
    x = 145,975.17

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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.