Home / 228,271.07-342,449.66-70,462.62

Finding the Fourth Proportional to 228,271.07, 342,449.66 and 70,462.62

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Solution

The fourth proportional to 228,271.07, 342,449.66 and 70,462.62 is: 105,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,271.07 : 342,449.66 = 70,462.62 : x
  2. Step 2: Convert to fraction form
    228,271.07/342,449.66 = 70,462.62/x
  3. Step 3: Cross multiply
    228,271.07x = 342,449.66 × 70,462.62
  4. Step 4: Simplify right side
    228,271.07x = 24,129,900,261.71
  5. Step 5: Solve for x
    x = 24,129,900,261.71/228,271.07
  6. Step 6: Final answer
    x = 105,707.22

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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.