Home / 113,497.32-156,487.53-70,982.04

Finding the Fourth Proportional to 113,497.32, 156,487.53 and 70,982.04

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Solution

The fourth proportional to 113,497.32, 156,487.53 and 70,982.04 is: 97,868.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,497.32 : 156,487.53 = 70,982.04 : x
  2. Step 2: Convert to fraction form
    113,497.32/156,487.53 = 70,982.04/x
  3. Step 3: Cross multiply
    113,497.32x = 156,487.53 × 70,982.04
  4. Step 4: Simplify right side
    113,497.32x = 11,107,804,113.96
  5. Step 5: Solve for x
    x = 11,107,804,113.96/113,497.32
  6. Step 6: Final answer
    x = 97,868.43

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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.