Home / 64,877.09-89,532.60-37,651.08

Finding the Fourth Proportional to 64,877.09, 89,532.60 and 37,651.08

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Solution

The fourth proportional to 64,877.09, 89,532.60 and 37,651.08 is: 51,959.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,877.09 : 89,532.60 = 37,651.08 : x
  2. Step 2: Convert to fraction form
    64,877.09/89,532.60 = 37,651.08/x
  3. Step 3: Cross multiply
    64,877.09x = 89,532.60 × 37,651.08
  4. Step 4: Simplify right side
    64,877.09x = 3,370,999,085.21
  5. Step 5: Solve for x
    x = 3,370,999,085.21/64,877.09
  6. Step 6: Final answer
    x = 51,959.78

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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.