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Finding the Fourth Proportional to 61,602.90, 92,413.45 and 19,473.42

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Solution

The fourth proportional to 61,602.90, 92,413.45 and 19,473.42 is: 29,213.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,602.90 : 92,413.45 = 19,473.42 : x
  2. Step 2: Convert to fraction form
    61,602.90/92,413.45 = 19,473.42/x
  3. Step 3: Cross multiply
    61,602.90x = 92,413.45 × 19,473.42
  4. Step 4: Simplify right side
    61,602.90x = 1,799,605,925.50
  5. Step 5: Solve for x
    x = 1,799,605,925.50/61,602.90
  6. Step 6: Final answer
    x = 29,213.01

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1.5x scale

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.