Home / 153,719.78-230,586.74-47,096.10

Finding the Fourth Proportional to 153,719.78, 230,586.74 and 47,096.10

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Solution

The fourth proportional to 153,719.78, 230,586.74 and 47,096.10 is: 70,646.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,719.78 : 230,586.74 = 47,096.10 : x
  2. Step 2: Convert to fraction form
    153,719.78/230,586.74 = 47,096.10/x
  3. Step 3: Cross multiply
    153,719.78x = 230,586.74 × 47,096.10
  4. Step 4: Simplify right side
    153,719.78x = 10,859,736,165.71
  5. Step 5: Solve for x
    x = 10,859,736,165.71/153,719.78
  6. Step 6: Final answer
    x = 70,646.32

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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.