Home / 153,669.90-230,504.85-146,412.30

Finding the Fourth Proportional to 153,669.90, 230,504.85 and 146,412.30

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Solution

The fourth proportional to 153,669.90, 230,504.85 and 146,412.30 is: 219,618.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,669.90 : 230,504.85 = 146,412.30 : x
  2. Step 2: Convert to fraction form
    153,669.90/230,504.85 = 146,412.30/x
  3. Step 3: Cross multiply
    153,669.90x = 230,504.85 × 146,412.30
  4. Step 4: Simplify right side
    153,669.90x = 33,748,745,249.66
  5. Step 5: Solve for x
    x = 33,748,745,249.66/153,669.90
  6. Step 6: Final answer
    x = 219,618.45

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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.