Home / 63,448.86-87,559.47-35,155.02

Finding the Fourth Proportional to 63,448.86, 87,559.47 and 35,155.02

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Solution

The fourth proportional to 63,448.86, 87,559.47 and 35,155.02 is: 48,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,448.86 : 87,559.47 = 35,155.02 : x
  2. Step 2: Convert to fraction form
    63,448.86/87,559.47 = 35,155.02/x
  3. Step 3: Cross multiply
    63,448.86x = 87,559.47 × 35,155.02
  4. Step 4: Simplify right side
    63,448.86x = 3,078,154,919.04
  5. Step 5: Solve for x
    x = 3,078,154,919.04/63,448.86
  6. Step 6: Final answer
    x = 48,513.95

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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.