Home / 56,332.44-77,655.95-42,880.26

Finding the Fourth Proportional to 56,332.44, 77,655.95 and 42,880.26

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Solution

The fourth proportional to 56,332.44, 77,655.95 and 42,880.26 is: 59,111.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,332.44 : 77,655.95 = 42,880.26 : x
  2. Step 2: Convert to fraction form
    56,332.44/77,655.95 = 42,880.26/x
  3. Step 3: Cross multiply
    56,332.44x = 77,655.95 × 42,880.26
  4. Step 4: Simplify right side
    56,332.44x = 3,329,907,112.15
  5. Step 5: Solve for x
    x = 3,329,907,112.15/56,332.44
  6. Step 6: Final answer
    x = 59,111.71

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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.