Home / 82,187.86-113,417.40-46,376.95

Finding the Fourth Proportional to 82,187.86, 113,417.40 and 46,376.95

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Solution

The fourth proportional to 82,187.86, 113,417.40 and 46,376.95 is: 63,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,187.86 : 113,417.40 = 46,376.95 : x
  2. Step 2: Convert to fraction form
    82,187.86/113,417.40 = 46,376.95/x
  3. Step 3: Cross multiply
    82,187.86x = 113,417.40 × 46,376.95
  4. Step 4: Simplify right side
    82,187.86x = 5,259,953,088.93
  5. Step 5: Solve for x
    x = 5,259,953,088.93/82,187.86
  6. Step 6: Final answer
    x = 63,999.15

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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.