Home / 64,135.08-96,209.01-52,400.00

Finding the Fourth Proportional to 64,135.08, 96,209.01 and 52,400.00

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Solution

The fourth proportional to 64,135.08, 96,209.01 and 52,400.00 is: 78,605.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,135.08 : 96,209.01 = 52,400.00 : x
  2. Step 2: Convert to fraction form
    64,135.08/96,209.01 = 52,400.00/x
  3. Step 3: Cross multiply
    64,135.08x = 96,209.01 × 52,400.00
  4. Step 4: Simplify right side
    64,135.08x = 5,041,352,364.52
  5. Step 5: Solve for x
    x = 5,041,352,364.52/64,135.08
  6. Step 6: Final answer
    x = 78,605.22

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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.