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Finding the Fourth Proportional to 88,328.70, 132,406.65 and 46,230.30

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Solution

The fourth proportional to 88,328.70, 132,406.65 and 46,230.30 is: 69,300.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,328.70 : 132,406.65 = 46,230.30 : x
  2. Step 2: Convert to fraction form
    88,328.70/132,406.65 = 46,230.30/x
  3. Step 3: Cross multiply
    88,328.70x = 132,406.65 × 46,230.30
  4. Step 4: Simplify right side
    88,328.70x = 6,121,199,151.50
  5. Step 5: Solve for x
    x = 6,121,199,151.50/88,328.70
  6. Step 6: Final answer
    x = 69,300.23

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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.