Home / 64,075.97-88,432.35-53,301.81

Finding the Fourth Proportional to 64,075.97, 88,432.35 and 53,301.81

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Solution

The fourth proportional to 64,075.97, 88,432.35 and 53,301.81 is: 73,562.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,075.97 : 88,432.35 = 53,301.81 : x
  2. Step 2: Convert to fraction form
    64,075.97/88,432.35 = 53,301.81/x
  3. Step 3: Cross multiply
    64,075.97x = 88,432.35 × 53,301.81
  4. Step 4: Simplify right side
    64,075.97x = 4,713,604,317.55
  5. Step 5: Solve for x
    x = 4,713,604,317.55/64,075.97
  6. Step 6: Final answer
    x = 73,562.75

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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.