Home / 89,837,235.90-123,975,759.24-48,584,128.32

Finding the Fourth Proportional to 89,837,235.90, 123,975,759.24 and 48,584,128.32

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Solution

The fourth proportional to 89,837,235.90, 123,975,759.24 and 48,584,128.32 is: 67,046,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,837,235.90 : 123,975,759.24 = 48,584,128.32 : x
  2. Step 2: Convert to fraction form
    89,837,235.90/123,975,759.24 = 48,584,128.32/x
  3. Step 3: Cross multiply
    89,837,235.90x = 123,975,759.24 × 48,584,128.32
  4. Step 4: Simplify right side
    89,837,235.90x = 6,023,254,195,485,585
  5. Step 5: Solve for x
    x = 6,023,254,195,485,585/89,837,235.90
  6. Step 6: Final answer
    x = 67,046,299.18

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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.