Home / 82,417.61-113,750.87-48,426.09

Finding the Fourth Proportional to 82,417.61, 113,750.87 and 48,426.09

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Solution

The fourth proportional to 82,417.61, 113,750.87 and 48,426.09 is: 66,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,417.61 : 113,750.87 = 48,426.09 : x
  2. Step 2: Convert to fraction form
    82,417.61/113,750.87 = 48,426.09/x
  3. Step 3: Cross multiply
    82,417.61x = 113,750.87 × 48,426.09
  4. Step 4: Simplify right side
    82,417.61x = 5,508,509,199.50
  5. Step 5: Solve for x
    x = 5,508,509,199.50/82,417.61
  6. Step 6: Final answer
    x = 66,836.55

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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.