Home / 88,006.28-131,981.58-46,430.60

Finding the Fourth Proportional to 88,006.28, 131,981.58 and 46,430.60

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Solution

The fourth proportional to 88,006.28, 131,981.58 and 46,430.60 is: 69,631.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,006.28 : 131,981.58 = 46,430.60 : x
  2. Step 2: Convert to fraction form
    88,006.28/131,981.58 = 46,430.60/x
  3. Step 3: Cross multiply
    88,006.28x = 131,981.58 × 46,430.60
  4. Step 4: Simplify right side
    88,006.28x = 6,127,983,948.35
  5. Step 5: Solve for x
    x = 6,127,983,948.35/88,006.28
  6. Step 6: Final answer
    x = 69,631.21

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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.