Home / 64,075.86-88,432.14-53,301.68

Finding the Fourth Proportional to 64,075.86, 88,432.14 and 53,301.68

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Solution

The fourth proportional to 64,075.86, 88,432.14 and 53,301.68 is: 73,562.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,075.86 : 88,432.14 = 53,301.68 : x
  2. Step 2: Convert to fraction form
    64,075.86/88,432.14 = 53,301.68/x
  3. Step 3: Cross multiply
    64,075.86x = 88,432.14 × 53,301.68
  4. Step 4: Simplify right side
    64,075.86x = 4,713,580,919.33
  5. Step 5: Solve for x
    x = 4,713,580,919.33/64,075.86
  6. Step 6: Final answer
    x = 73,562.51

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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.