Home / 76,219.95-114,362.73-36,806.58

Finding the Fourth Proportional to 76,219.95, 114,362.73 and 36,806.58

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Solution

The fourth proportional to 76,219.95, 114,362.73 and 36,806.58 is: 55,225.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,219.95 : 114,362.73 = 36,806.58 : x
  2. Step 2: Convert to fraction form
    76,219.95/114,362.73 = 36,806.58/x
  3. Step 3: Cross multiply
    76,219.95x = 114,362.73 × 36,806.58
  4. Step 4: Simplify right side
    76,219.95x = 4,209,300,970.76
  5. Step 5: Solve for x
    x = 4,209,300,970.76/76,219.95
  6. Step 6: Final answer
    x = 55,225.71

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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.