Home / 149,227.46-223,700.48-74,276.74

Finding the Fourth Proportional to 149,227.46, 223,700.48 and 74,276.74

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Solution

The fourth proportional to 149,227.46, 223,700.48 and 74,276.74 is: 111,345.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,227.46 : 223,700.48 = 74,276.74 : x
  2. Step 2: Convert to fraction form
    149,227.46/223,700.48 = 74,276.74/x
  3. Step 3: Cross multiply
    149,227.46x = 223,700.48 × 74,276.74
  4. Step 4: Simplify right side
    149,227.46x = 16,615,742,390.84
  5. Step 5: Solve for x
    x = 16,615,742,390.84/149,227.46
  6. Step 6: Final answer
    x = 111,345.07

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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.