Home / 248,385.58-342,013.04-187,220.65

Finding the Fourth Proportional to 248,385.58, 342,013.04 and 187,220.65

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Solution

The fourth proportional to 248,385.58, 342,013.04 and 187,220.65 is: 257,792.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,385.58 : 342,013.04 = 187,220.65 : x
  2. Step 2: Convert to fraction form
    248,385.58/342,013.04 = 187,220.65/x
  3. Step 3: Cross multiply
    248,385.58x = 342,013.04 × 187,220.65
  4. Step 4: Simplify right side
    248,385.58x = 64,031,903,657.28
  5. Step 5: Solve for x
    x = 64,031,903,657.28/248,385.58
  6. Step 6: Final answer
    x = 257,792.36

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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.