Home / 56,208.08-77,566.60-31,057.04

Finding the Fourth Proportional to 56,208.08, 77,566.60 and 31,057.04

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Solution

The fourth proportional to 56,208.08, 77,566.60 and 31,057.04 is: 42,858.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,208.08 : 77,566.60 = 31,057.04 : x
  2. Step 2: Convert to fraction form
    56,208.08/77,566.60 = 31,057.04/x
  3. Step 3: Cross multiply
    56,208.08x = 77,566.60 × 31,057.04
  4. Step 4: Simplify right side
    56,208.08x = 2,408,988,998.86
  5. Step 5: Solve for x
    x = 2,408,988,998.86/56,208.08
  6. Step 6: Final answer
    x = 42,858.41

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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.