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Finding the Fourth Proportional to 59,322.80, 88,984.20 and 31,329.20

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Solution

The fourth proportional to 59,322.80, 88,984.20 and 31,329.20 is: 46,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,322.80 : 88,984.20 = 31,329.20 : x
  2. Step 2: Convert to fraction form
    59,322.80/88,984.20 = 31,329.20/x
  3. Step 3: Cross multiply
    59,322.80x = 88,984.20 × 31,329.20
  4. Step 4: Simplify right side
    59,322.80x = 2,787,803,798.64
  5. Step 5: Solve for x
    x = 2,787,803,798.64/59,322.80
  6. Step 6: Final answer
    x = 46,993.80

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1.5x scale

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.