Home / 210,072.20-315,108.30-62,328.20

Finding the Fourth Proportional to 210,072.20, 315,108.30 and 62,328.20

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Solution

The fourth proportional to 210,072.20, 315,108.30 and 62,328.20 is: 93,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,072.20 : 315,108.30 = 62,328.20 : x
  2. Step 2: Convert to fraction form
    210,072.20/315,108.30 = 62,328.20/x
  3. Step 3: Cross multiply
    210,072.20x = 315,108.30 × 62,328.20
  4. Step 4: Simplify right side
    210,072.20x = 19,640,133,144.06
  5. Step 5: Solve for x
    x = 19,640,133,144.06/210,072.20
  6. Step 6: Final answer
    x = 93,492.30

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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.