Home / 68,131.08-93,923.45-47,925.24

Finding the Fourth Proportional to 68,131.08, 93,923.45 and 47,925.24

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Solution

The fourth proportional to 68,131.08, 93,923.45 and 47,925.24 is: 66,068.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,131.08 : 93,923.45 = 47,925.24 : x
  2. Step 2: Convert to fraction form
    68,131.08/93,923.45 = 47,925.24/x
  3. Step 3: Cross multiply
    68,131.08x = 93,923.45 × 47,925.24
  4. Step 4: Simplify right side
    68,131.08x = 4,501,303,643.25
  5. Step 5: Solve for x
    x = 4,501,303,643.25/68,131.08
  6. Step 6: Final answer
    x = 66,068.29

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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.