Home / 56,297.25-77,558.72-39,271.14

Finding the Fourth Proportional to 56,297.25, 77,558.72 and 39,271.14

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Solution

The fourth proportional to 56,297.25, 77,558.72 and 39,271.14 is: 54,102.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,297.25 : 77,558.72 = 39,271.14 : x
  2. Step 2: Convert to fraction form
    56,297.25/77,558.72 = 39,271.14/x
  3. Step 3: Cross multiply
    56,297.25x = 77,558.72 × 39,271.14
  4. Step 4: Simplify right side
    56,297.25x = 3,045,819,154.99
  5. Step 5: Solve for x
    x = 3,045,819,154.99/56,297.25
  6. Step 6: Final answer
    x = 54,102.45

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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.