Home / 248,870.70-373,306.05-91,212.30

Finding the Fourth Proportional to 248,870.70, 373,306.05 and 91,212.30

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Solution

The fourth proportional to 248,870.70, 373,306.05 and 91,212.30 is: 136,818.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,870.70 : 373,306.05 = 91,212.30 : x
  2. Step 2: Convert to fraction form
    248,870.70/373,306.05 = 91,212.30/x
  3. Step 3: Cross multiply
    248,870.70x = 373,306.05 × 91,212.30
  4. Step 4: Simplify right side
    248,870.70x = 34,050,103,424.42
  5. Step 5: Solve for x
    x = 34,050,103,424.42/248,870.70
  6. Step 6: Final answer
    x = 136,818.45

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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.