Home / 195,314.10-292,971.15-70,625.94

Finding the Fourth Proportional to 195,314.10, 292,971.15 and 70,625.94

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Solution

The fourth proportional to 195,314.10, 292,971.15 and 70,625.94 is: 105,938.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,314.10 : 292,971.15 = 70,625.94 : x
  2. Step 2: Convert to fraction form
    195,314.10/292,971.15 = 70,625.94/x
  3. Step 3: Cross multiply
    195,314.10x = 292,971.15 × 70,625.94
  4. Step 4: Simplify right side
    195,314.10x = 20,691,362,861.63
  5. Step 5: Solve for x
    x = 20,691,362,861.63/195,314.10
  6. Step 6: Final answer
    x = 105,938.91

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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.