Home / 73,515.14-101,413.48-48,036.40

Finding the Fourth Proportional to 73,515.14, 101,413.48 and 48,036.40

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Solution

The fourth proportional to 73,515.14, 101,413.48 and 48,036.40 is: 66,265.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,515.14 : 101,413.48 = 48,036.40 : x
  2. Step 2: Convert to fraction form
    73,515.14/101,413.48 = 48,036.40/x
  3. Step 3: Cross multiply
    73,515.14x = 101,413.48 × 48,036.40
  4. Step 4: Simplify right side
    73,515.14x = 4,871,538,490.67
  5. Step 5: Solve for x
    x = 4,871,538,490.67/73,515.14
  6. Step 6: Final answer
    x = 66,265.79

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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.