Home / 64,698.03-89,278.47-36,398.25

Finding the Fourth Proportional to 64,698.03, 89,278.47 and 36,398.25

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Solution

The fourth proportional to 64,698.03, 89,278.47 and 36,398.25 is: 50,226.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,698.03 : 89,278.47 = 36,398.25 : x
  2. Step 2: Convert to fraction form
    64,698.03/89,278.47 = 36,398.25/x
  3. Step 3: Cross multiply
    64,698.03x = 89,278.47 × 36,398.25
  4. Step 4: Simplify right side
    64,698.03x = 3,249,580,070.68
  5. Step 5: Solve for x
    x = 3,249,580,070.68/64,698.03
  6. Step 6: Final answer
    x = 50,226.88

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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.