Home / 218,896.32-302,077.26-118,294.32

Finding the Fourth Proportional to 218,896.32, 302,077.26 and 118,294.32

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Solution

The fourth proportional to 218,896.32, 302,077.26 and 118,294.32 is: 163,246.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,896.32 : 302,077.26 = 118,294.32 : x
  2. Step 2: Convert to fraction form
    218,896.32/302,077.26 = 118,294.32/x
  3. Step 3: Cross multiply
    218,896.32x = 302,077.26 × 118,294.32
  4. Step 4: Simplify right side
    218,896.32x = 35,734,024,059.16
  5. Step 5: Solve for x
    x = 35,734,024,059.16/218,896.32
  6. Step 6: Final answer
    x = 163,246.34

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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.