Home / 370,818.38-556,199.62-118,088.66

Finding the Fourth Proportional to 370,818.38, 556,199.62 and 118,088.66

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Solution

The fourth proportional to 370,818.38, 556,199.62 and 118,088.66 is: 177,124.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,818.38 : 556,199.62 = 118,088.66 : x
  2. Step 2: Convert to fraction form
    370,818.38/556,199.62 = 118,088.66/x
  3. Step 3: Cross multiply
    370,818.38x = 556,199.62 × 118,088.66
  4. Step 4: Simplify right side
    370,818.38x = 65,680,864,742.09
  5. Step 5: Solve for x
    x = 65,680,864,742.09/370,818.38
  6. Step 6: Final answer
    x = 177,124.08

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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.