Home / 218,868.06-302,037.93-118,266.06

Finding the Fourth Proportional to 218,868.06, 302,037.93 and 118,266.06

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Solution

The fourth proportional to 218,868.06, 302,037.93 and 118,266.06 is: 163,207.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,868.06 : 302,037.93 = 118,266.06 : x
  2. Step 2: Convert to fraction form
    218,868.06/302,037.93 = 118,266.06/x
  3. Step 3: Cross multiply
    218,868.06x = 302,037.93 × 118,266.06
  4. Step 4: Simplify right side
    218,868.06x = 35,720,835,951.66
  5. Step 5: Solve for x
    x = 35,720,835,951.66/218,868.06
  6. Step 6: Final answer
    x = 163,207.17

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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.