Home / 56,202.28-77,558.10-31,051.24

Finding the Fourth Proportional to 56,202.28, 77,558.10 and 31,051.24

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Solution

The fourth proportional to 56,202.28, 77,558.10 and 31,051.24 is: 42,850.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,202.28 : 77,558.10 = 31,051.24 : x
  2. Step 2: Convert to fraction form
    56,202.28/77,558.10 = 31,051.24/x
  3. Step 3: Cross multiply
    56,202.28x = 77,558.10 × 31,051.24
  4. Step 4: Simplify right side
    56,202.28x = 2,408,275,177.04
  5. Step 5: Solve for x
    x = 2,408,275,177.04/56,202.28
  6. Step 6: Final answer
    x = 42,850.13

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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.