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Finding the Fourth Proportional to 108,413.00, 149,602.70 and 60,011.65

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Solution

The fourth proportional to 108,413.00, 149,602.70 and 60,011.65 is: 82,812.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,413.00 : 149,602.70 = 60,011.65 : x
  2. Step 2: Convert to fraction form
    108,413.00/149,602.70 = 60,011.65/x
  3. Step 3: Cross multiply
    108,413.00x = 149,602.70 × 60,011.65
  4. Step 4: Simplify right side
    108,413.00x = 8,977,903,823.38
  5. Step 5: Solve for x
    x = 8,977,903,823.38/108,413.00
  6. Step 6: Final answer
    x = 82,812.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.