Home / 153,518.46-230,308.74-64,772.16

Finding the Fourth Proportional to 153,518.46, 230,308.74 and 64,772.16

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Solution

The fourth proportional to 153,518.46, 230,308.74 and 64,772.16 is: 97,171.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,518.46 : 230,308.74 = 64,772.16 : x
  2. Step 2: Convert to fraction form
    153,518.46/230,308.74 = 64,772.16/x
  3. Step 3: Cross multiply
    153,518.46x = 230,308.74 × 64,772.16
  4. Step 4: Simplify right side
    153,518.46x = 14,917,594,556.68
  5. Step 5: Solve for x
    x = 14,917,594,556.68/153,518.46
  6. Step 6: Final answer
    x = 97,171.34

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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.