Home / 151,284.48-227,066.76-76,457.40

Finding the Fourth Proportional to 151,284.48, 227,066.76 and 76,457.40

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Solution

The fourth proportional to 151,284.48, 227,066.76 and 76,457.40 is: 114,756.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,284.48 : 227,066.76 = 76,457.40 : x
  2. Step 2: Convert to fraction form
    151,284.48/227,066.76 = 76,457.40/x
  3. Step 3: Cross multiply
    151,284.48x = 227,066.76 × 76,457.40
  4. Step 4: Simplify right side
    151,284.48x = 17,360,934,096.02
  5. Step 5: Solve for x
    x = 17,360,934,096.02/151,284.48
  6. Step 6: Final answer
    x = 114,756.87

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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.