Home / 52,112.04-77,790.73-45,806.46

Finding the Fourth Proportional to 52,112.04, 77,790.73 and 45,806.46

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Solution

The fourth proportional to 52,112.04, 77,790.73 and 45,806.46 is: 68,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,112.04 : 77,790.73 = 45,806.46 : x
  2. Step 2: Convert to fraction form
    52,112.04/77,790.73 = 45,806.46/x
  3. Step 3: Cross multiply
    52,112.04x = 77,790.73 × 45,806.46
  4. Step 4: Simplify right side
    52,112.04x = 3,563,317,733.08
  5. Step 5: Solve for x
    x = 3,563,317,733.08/52,112.04
  6. Step 6: Final answer
    x = 68,378.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.