Home / 248,220.60-372,330.90-153,742.20

Finding the Fourth Proportional to 248,220.60, 372,330.90 and 153,742.20

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Solution

The fourth proportional to 248,220.60, 372,330.90 and 153,742.20 is: 230,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,220.60 : 372,330.90 = 153,742.20 : x
  2. Step 2: Convert to fraction form
    248,220.60/372,330.90 = 153,742.20/x
  3. Step 3: Cross multiply
    248,220.60x = 372,330.90 × 153,742.20
  4. Step 4: Simplify right side
    248,220.60x = 57,242,971,693.98
  5. Step 5: Solve for x
    x = 57,242,971,693.98/248,220.60
  6. Step 6: Final answer
    x = 230,613.30

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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.