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Finding the Fourth Proportional to 117,065.70, 175,598.55 and 117,065.70

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Solution

The fourth proportional to 117,065.70, 175,598.55 and 117,065.70 is: 175,598.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,065.70 : 175,598.55 = 117,065.70 : x
  2. Step 2: Convert to fraction form
    117,065.70/175,598.55 = 117,065.70/x
  3. Step 3: Cross multiply
    117,065.70x = 175,598.55 × 117,065.70
  4. Step 4: Simplify right side
    117,065.70x = 20,556,567,174.74
  5. Step 5: Solve for x
    x = 20,556,567,174.74/117,065.70
  6. Step 6: Final answer
    x = 175,598.55

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1.5x scale

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.