Home / 119,341.02-164,684.97-65,628.30

Finding the Fourth Proportional to 119,341.02, 164,684.97 and 65,628.30

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Solution

The fourth proportional to 119,341.02, 164,684.97 and 65,628.30 is: 90,563.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,341.02 : 164,684.97 = 65,628.30 : x
  2. Step 2: Convert to fraction form
    119,341.02/164,684.97 = 65,628.30/x
  3. Step 3: Cross multiply
    119,341.02x = 164,684.97 × 65,628.30
  4. Step 4: Simplify right side
    119,341.02x = 10,807,994,616.65
  5. Step 5: Solve for x
    x = 10,807,994,616.65/119,341.02
  6. Step 6: Final answer
    x = 90,563.95

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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.