Home / 63,880.29-88,097.50-40,009.19

Finding the Fourth Proportional to 63,880.29, 88,097.50 and 40,009.19

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Solution

The fourth proportional to 63,880.29, 88,097.50 and 40,009.19 is: 55,176.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,880.29 : 88,097.50 = 40,009.19 : x
  2. Step 2: Convert to fraction form
    63,880.29/88,097.50 = 40,009.19/x
  3. Step 3: Cross multiply
    63,880.29x = 88,097.50 × 40,009.19
  4. Step 4: Simplify right side
    63,880.29x = 3,524,709,075.51
  5. Step 5: Solve for x
    x = 3,524,709,075.51/63,880.29
  6. Step 6: Final answer
    x = 55,176.79

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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.