Home / 370,985.42-556,522.69-131,050.05

Finding the Fourth Proportional to 370,985.42, 556,522.69 and 131,050.05

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Solution

The fourth proportional to 370,985.42, 556,522.69 and 131,050.05 is: 196,590.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,985.42 : 556,522.69 = 131,050.05 : x
  2. Step 2: Convert to fraction form
    370,985.42/556,522.69 = 131,050.05/x
  3. Step 3: Cross multiply
    370,985.42x = 556,522.69 × 131,050.05
  4. Step 4: Simplify right side
    370,985.42x = 72,932,323,240.40
  5. Step 5: Solve for x
    x = 72,932,323,240.40/370,985.42
  6. Step 6: Final answer
    x = 196,590.81

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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.