Home / 100,176.12-150,276.02-62,739.29

Finding the Fourth Proportional to 100,176.12, 150,276.02 and 62,739.29

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Solution

The fourth proportional to 100,176.12, 150,276.02 and 62,739.29 is: 94,116.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,176.12 : 150,276.02 = 62,739.29 : x
  2. Step 2: Convert to fraction form
    100,176.12/150,276.02 = 62,739.29/x
  3. Step 3: Cross multiply
    100,176.12x = 150,276.02 × 62,739.29
  4. Step 4: Simplify right side
    100,176.12x = 9,428,210,798.83
  5. Step 5: Solve for x
    x = 9,428,210,798.83/100,176.12
  6. Step 6: Final answer
    x = 94,116.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.