Home / 97,069.08-133,980.29-75,553.86

Finding the Fourth Proportional to 97,069.08, 133,980.29 and 75,553.86

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Solution

The fourth proportional to 97,069.08, 133,980.29 and 75,553.86 is: 104,283.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,069.08 : 133,980.29 = 75,553.86 : x
  2. Step 2: Convert to fraction form
    97,069.08/133,980.29 = 75,553.86/x
  3. Step 3: Cross multiply
    97,069.08x = 133,980.29 × 75,553.86
  4. Step 4: Simplify right side
    97,069.08x = 10,122,727,695.65
  5. Step 5: Solve for x
    x = 10,122,727,695.65/97,069.08
  6. Step 6: Final answer
    x = 104,283.75

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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.