Home / 82,365.19-113,625.89-48,362.74

Finding the Fourth Proportional to 82,365.19, 113,625.89 and 48,362.74

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Solution

The fourth proportional to 82,365.19, 113,625.89 and 48,362.74 is: 66,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,365.19 : 113,625.89 = 48,362.74 : x
  2. Step 2: Convert to fraction form
    82,365.19/113,625.89 = 48,362.74/x
  3. Step 3: Cross multiply
    82,365.19x = 113,625.89 × 48,362.74
  4. Step 4: Simplify right side
    82,365.19x = 5,495,259,030.82
  5. Step 5: Solve for x
    x = 5,495,259,030.82/82,365.19
  6. Step 6: Final answer
    x = 66,718.22

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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.