Home / 248,883.20-373,281.60-91,030.40

Finding the Fourth Proportional to 248,883.20, 373,281.60 and 91,030.40

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Solution

The fourth proportional to 248,883.20, 373,281.60 and 91,030.40 is: 136,529.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,883.20 : 373,281.60 = 91,030.40 : x
  2. Step 2: Convert to fraction form
    248,883.20/373,281.60 = 91,030.40/x
  3. Step 3: Cross multiply
    248,883.20x = 373,281.60 × 91,030.40
  4. Step 4: Simplify right side
    248,883.20x = 33,979,973,360.64
  5. Step 5: Solve for x
    x = 33,979,973,360.64/248,883.20
  6. Step 6: Final answer
    x = 136,529.80

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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.