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Finding the Fourth Proportional to 248,359.88, 372,602.69 and 70,867.50

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Solution

The fourth proportional to 248,359.88, 372,602.69 and 70,867.50 is: 106,319.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,359.88 : 372,602.69 = 70,867.50 : x
  2. Step 2: Convert to fraction form
    248,359.88/372,602.69 = 70,867.50/x
  3. Step 3: Cross multiply
    248,359.88x = 372,602.69 × 70,867.50
  4. Step 4: Simplify right side
    248,359.88x = 26,405,420,779.24
  5. Step 5: Solve for x
    x = 26,405,420,779.24/248,359.88
  6. Step 6: Final answer
    x = 106,319.19

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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.