Home / 89,837,176.28-123,975,676.91-48,584,068.65

Finding the Fourth Proportional to 89,837,176.28, 123,975,676.91 and 48,584,068.65

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Solution

The fourth proportional to 89,837,176.28, 123,975,676.91 and 48,584,068.65 is: 67,046,216.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,837,176.28 : 123,975,676.91 = 48,584,068.65 : x
  2. Step 2: Convert to fraction form
    89,837,176.28/123,975,676.91 = 48,584,068.65/x
  3. Step 3: Cross multiply
    89,837,176.28x = 123,975,676.91 × 48,584,068.65
  4. Step 4: Simplify right side
    89,837,176.28x = 6,023,242,798,047,120
  5. Step 5: Solve for x
    x = 6,023,242,798,047,120/89,837,176.28
  6. Step 6: Final answer
    x = 67,046,216.81

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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.