Home / 60,205.18-90,274.89-47,804.86

Finding the Fourth Proportional to 60,205.18, 90,274.89 and 47,804.86

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Solution

The fourth proportional to 60,205.18, 90,274.89 and 47,804.86 is: 71,681.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,205.18 : 90,274.89 = 47,804.86 : x
  2. Step 2: Convert to fraction form
    60,205.18/90,274.89 = 47,804.86/x
  3. Step 3: Cross multiply
    60,205.18x = 90,274.89 × 47,804.86
  4. Step 4: Simplify right side
    60,205.18x = 4,315,578,477.97
  5. Step 5: Solve for x
    x = 4,315,578,477.97/60,205.18
  6. Step 6: Final answer
    x = 71,681.18

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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.