Home / 56,246.40-77,604.48-39,232.32

Finding the Fourth Proportional to 56,246.40, 77,604.48 and 39,232.32

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Solution

The fourth proportional to 56,246.40, 77,604.48 and 39,232.32 is: 54,129.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,246.40 : 77,604.48 = 39,232.32 : x
  2. Step 2: Convert to fraction form
    56,246.40/77,604.48 = 39,232.32/x
  3. Step 3: Cross multiply
    56,246.40x = 77,604.48 × 39,232.32
  4. Step 4: Simplify right side
    56,246.40x = 3,044,603,792.79
  5. Step 5: Solve for x
    x = 3,044,603,792.79/56,246.40
  6. Step 6: Final answer
    x = 54,129.75

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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.