Home / 164,962.24-227,641.80-89,509.12

Finding the Fourth Proportional to 164,962.24, 227,641.80 and 89,509.12

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Solution

The fourth proportional to 164,962.24, 227,641.80 and 89,509.12 is: 123,519.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,962.24 : 227,641.80 = 89,509.12 : x
  2. Step 2: Convert to fraction form
    164,962.24/227,641.80 = 89,509.12/x
  3. Step 3: Cross multiply
    164,962.24x = 227,641.80 × 89,509.12
  4. Step 4: Simplify right side
    164,962.24x = 20,376,017,193.22
  5. Step 5: Solve for x
    x = 20,376,017,193.22/164,962.24
  6. Step 6: Final answer
    x = 123,519.28

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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.