Home / 67,506.30-93,047.58-47,867.40

Finding the Fourth Proportional to 67,506.30, 93,047.58 and 47,867.40

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Solution

The fourth proportional to 67,506.30, 93,047.58 and 47,867.40 is: 65,978.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,506.30 : 93,047.58 = 47,867.40 : x
  2. Step 2: Convert to fraction form
    67,506.30/93,047.58 = 47,867.40/x
  3. Step 3: Cross multiply
    67,506.30x = 93,047.58 × 47,867.40
  4. Step 4: Simplify right side
    67,506.30x = 4,453,945,730.89
  5. Step 5: Solve for x
    x = 4,453,945,730.89/67,506.30
  6. Step 6: Final answer
    x = 65,978.22

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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.