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Finding the Fourth Proportional to 73,298.64, 101,104.28 and 46,413.12

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Solution

The fourth proportional to 73,298.64, 101,104.28 and 46,413.12 is: 64,019.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,298.64 : 101,104.28 = 46,413.12 : x
  2. Step 2: Convert to fraction form
    73,298.64/101,104.28 = 46,413.12/x
  3. Step 3: Cross multiply
    73,298.64x = 101,104.28 × 46,413.12
  4. Step 4: Simplify right side
    73,298.64x = 4,692,564,848.09
  5. Step 5: Solve for x
    x = 4,692,564,848.09/73,298.64
  6. Step 6: Final answer
    x = 64,019.81

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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.