Home / 67,422.76-93,004.14-43,215.10

Finding the Fourth Proportional to 67,422.76, 93,004.14 and 43,215.10

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Solution

The fourth proportional to 67,422.76, 93,004.14 and 43,215.10 is: 59,611.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,422.76 : 93,004.14 = 43,215.10 : x
  2. Step 2: Convert to fraction form
    67,422.76/93,004.14 = 43,215.10/x
  3. Step 3: Cross multiply
    67,422.76x = 93,004.14 × 43,215.10
  4. Step 4: Simplify right side
    67,422.76x = 4,019,183,210.51
  5. Step 5: Solve for x
    x = 4,019,183,210.51/67,422.76
  6. Step 6: Final answer
    x = 59,611.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.