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Finding the Fourth Proportional to 86,283.65, 119,048.19 and 50,482.46

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Solution

The fourth proportional to 86,283.65, 119,048.19 and 50,482.46 is: 69,652.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,283.65 : 119,048.19 = 50,482.46 : x
  2. Step 2: Convert to fraction form
    86,283.65/119,048.19 = 50,482.46/x
  3. Step 3: Cross multiply
    86,283.65x = 119,048.19 × 50,482.46
  4. Step 4: Simplify right side
    86,283.65x = 6,009,845,489.75
  5. Step 5: Solve for x
    x = 6,009,845,489.75/86,283.65
  6. Step 6: Final answer
    x = 69,652.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.