Home / 253,525.20-349,848.84-148,779.60

Finding the Fourth Proportional to 253,525.20, 349,848.84 and 148,779.60

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Solution

The fourth proportional to 253,525.20, 349,848.84 and 148,779.60 is: 205,306.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,525.20 : 349,848.84 = 148,779.60 : x
  2. Step 2: Convert to fraction form
    253,525.20/349,848.84 = 148,779.60/x
  3. Step 3: Cross multiply
    253,525.20x = 349,848.84 × 148,779.60
  4. Step 4: Simplify right side
    253,525.20x = 52,050,370,475.66
  5. Step 5: Solve for x
    x = 52,050,370,475.66/253,525.20
  6. Step 6: Final answer
    x = 205,306.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.