Home / 64,623.36-89,120.07-41,938.10

Finding the Fourth Proportional to 64,623.36, 89,120.07 and 41,938.10

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Solution

The fourth proportional to 64,623.36, 89,120.07 and 41,938.10 is: 57,835.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,623.36 : 89,120.07 = 41,938.10 : x
  2. Step 2: Convert to fraction form
    64,623.36/89,120.07 = 41,938.10/x
  3. Step 3: Cross multiply
    64,623.36x = 89,120.07 × 41,938.10
  4. Step 4: Simplify right side
    64,623.36x = 3,737,525,962.07
  5. Step 5: Solve for x
    x = 3,737,525,962.07/64,623.36
  6. Step 6: Final answer
    x = 57,835.53

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1.5x scale

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.