Home / 56,847.66-78,437.79-40,967.34

Finding the Fourth Proportional to 56,847.66, 78,437.79 and 40,967.34

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Solution

The fourth proportional to 56,847.66, 78,437.79 and 40,967.34 is: 56,526.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,847.66 : 78,437.79 = 40,967.34 : x
  2. Step 2: Convert to fraction form
    56,847.66/78,437.79 = 40,967.34/x
  3. Step 3: Cross multiply
    56,847.66x = 78,437.79 × 40,967.34
  4. Step 4: Simplify right side
    56,847.66x = 3,213,387,611.78
  5. Step 5: Solve for x
    x = 3,213,387,611.78/56,847.66
  6. Step 6: Final answer
    x = 56,526.30

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1.5x scale

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.