Home / 212,350.16-318,377.61-93,956.91

Finding the Fourth Proportional to 212,350.16, 318,377.61 and 93,956.91

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Solution

The fourth proportional to 212,350.16, 318,377.61 and 93,956.91 is: 140,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,350.16 : 318,377.61 = 93,956.91 : x
  2. Step 2: Convert to fraction form
    212,350.16/318,377.61 = 93,956.91/x
  3. Step 3: Cross multiply
    212,350.16x = 318,377.61 × 93,956.91
  4. Step 4: Simplify right side
    212,350.16x = 29,913,776,448.79
  5. Step 5: Solve for x
    x = 29,913,776,448.79/212,350.16
  6. Step 6: Final answer
    x = 140,870.05

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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.