Home / 92,533.16-138,778.98-42,565.28

Finding the Fourth Proportional to 92,533.16, 138,778.98 and 42,565.28

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Solution

The fourth proportional to 92,533.16, 138,778.98 and 42,565.28 is: 63,838.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,533.16 : 138,778.98 = 42,565.28 : x
  2. Step 2: Convert to fraction form
    92,533.16/138,778.98 = 42,565.28/x
  3. Step 3: Cross multiply
    92,533.16x = 138,778.98 × 42,565.28
  4. Step 4: Simplify right side
    92,533.16x = 5,907,165,447.92
  5. Step 5: Solve for x
    x = 5,907,165,447.92/92,533.16
  6. Step 6: Final answer
    x = 63,838.37

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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.