Home / 56,575.41-78,088.10-32,698.64

Finding the Fourth Proportional to 56,575.41, 78,088.10 and 32,698.64

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Solution

The fourth proportional to 56,575.41, 78,088.10 and 32,698.64 is: 45,132.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,575.41 : 78,088.10 = 32,698.64 : x
  2. Step 2: Convert to fraction form
    56,575.41/78,088.10 = 32,698.64/x
  3. Step 3: Cross multiply
    56,575.41x = 78,088.10 × 32,698.64
  4. Step 4: Simplify right side
    56,575.41x = 2,553,374,116.25
  5. Step 5: Solve for x
    x = 2,553,374,116.25/56,575.41
  6. Step 6: Final answer
    x = 45,132.22

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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.