Home / 70,108.12-105,026.10-62,254.36

Finding the Fourth Proportional to 70,108.12, 105,026.10 and 62,254.36

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Solution

The fourth proportional to 70,108.12, 105,026.10 and 62,254.36 is: 93,260.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,108.12 : 105,026.10 = 62,254.36 : x
  2. Step 2: Convert to fraction form
    70,108.12/105,026.10 = 62,254.36/x
  3. Step 3: Cross multiply
    70,108.12x = 105,026.10 × 62,254.36
  4. Step 4: Simplify right side
    70,108.12x = 6,538,332,638.80
  5. Step 5: Solve for x
    x = 6,538,332,638.80/70,108.12
  6. Step 6: Final answer
    x = 93,260.70

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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.