Home / 47,140.86-70,718.57-29,357.91

Finding the Fourth Proportional to 47,140.86, 70,718.57 and 29,357.91

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Solution

The fourth proportional to 47,140.86, 70,718.57 and 29,357.91 is: 44,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,140.86 : 70,718.57 = 29,357.91 : x
  2. Step 2: Convert to fraction form
    47,140.86/70,718.57 = 29,357.91/x
  3. Step 3: Cross multiply
    47,140.86x = 70,718.57 × 29,357.91
  4. Step 4: Simplify right side
    47,140.86x = 2,076,149,413.39
  5. Step 5: Solve for x
    x = 2,076,149,413.39/47,140.86
  6. Step 6: Final answer
    x = 44,041.40

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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.