Home / 64,430.85-96,530.45-60,632.58

Finding the Fourth Proportional to 64,430.85, 96,530.45 and 60,632.58

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Solution

The fourth proportional to 64,430.85, 96,530.45 and 60,632.58 is: 90,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,430.85 : 96,530.45 = 60,632.58 : x
  2. Step 2: Convert to fraction form
    64,430.85/96,530.45 = 60,632.58/x
  3. Step 3: Cross multiply
    64,430.85x = 96,530.45 × 60,632.58
  4. Step 4: Simplify right side
    64,430.85x = 5,852,889,928.90
  5. Step 5: Solve for x
    x = 5,852,889,928.90/64,430.85
  6. Step 6: Final answer
    x = 90,839.87

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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.