Home / 82,126.08-113,334.02-44,400.32

Finding the Fourth Proportional to 82,126.08, 113,334.02 and 44,400.32

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Solution

The fourth proportional to 82,126.08, 113,334.02 and 44,400.32 is: 61,272.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,126.08 : 113,334.02 = 44,400.32 : x
  2. Step 2: Convert to fraction form
    82,126.08/113,334.02 = 44,400.32/x
  3. Step 3: Cross multiply
    82,126.08x = 113,334.02 × 44,400.32
  4. Step 4: Simplify right side
    82,126.08x = 5,032,066,754.89
  5. Step 5: Solve for x
    x = 5,032,066,754.89/82,126.08
  6. Step 6: Final answer
    x = 61,272.46

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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.