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Finding the Fourth Proportional to 88,570.74, 132,933.88 and 46,480.80

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Solution

The fourth proportional to 88,570.74, 132,933.88 and 46,480.80 is: 69,762.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,570.74 : 132,933.88 = 46,480.80 : x
  2. Step 2: Convert to fraction form
    88,570.74/132,933.88 = 46,480.80/x
  3. Step 3: Cross multiply
    88,570.74x = 132,933.88 × 46,480.80
  4. Step 4: Simplify right side
    88,570.74x = 6,178,873,089.50
  5. Step 5: Solve for x
    x = 6,178,873,089.50/88,570.74
  6. Step 6: Final answer
    x = 69,762.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.