Home / 147,346.56-221,021.38-117,951.26

Finding the Fourth Proportional to 147,346.56, 221,021.38 and 117,951.26

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Solution

The fourth proportional to 147,346.56, 221,021.38 and 117,951.26 is: 176,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,346.56 : 221,021.38 = 117,951.26 : x
  2. Step 2: Convert to fraction form
    147,346.56/221,021.38 = 117,951.26/x
  3. Step 3: Cross multiply
    147,346.56x = 221,021.38 × 117,951.26
  4. Step 4: Simplify right side
    147,346.56x = 26,069,749,300.27
  5. Step 5: Solve for x
    x = 26,069,749,300.27/147,346.56
  6. Step 6: Final answer
    x = 176,928.12

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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.