Home / 178,207.03-245,728.69-113,573.98

Finding the Fourth Proportional to 178,207.03, 245,728.69 and 113,573.98

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Solution

The fourth proportional to 178,207.03, 245,728.69 and 113,573.98 is: 156,606.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,207.03 : 245,728.69 = 113,573.98 : x
  2. Step 2: Convert to fraction form
    178,207.03/245,728.69 = 113,573.98/x
  3. Step 3: Cross multiply
    178,207.03x = 245,728.69 × 113,573.98
  4. Step 4: Simplify right side
    178,207.03x = 27,908,385,323.49
  5. Step 5: Solve for x
    x = 27,908,385,323.49/178,207.03
  6. Step 6: Final answer
    x = 156,606.53

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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.