Home / 124,619.32-171,972.48-70,903.18

Finding the Fourth Proportional to 124,619.32, 171,972.48 and 70,903.18

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Solution

The fourth proportional to 124,619.32, 171,972.48 and 70,903.18 is: 97,845.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,619.32 : 171,972.48 = 70,903.18 : x
  2. Step 2: Convert to fraction form
    124,619.32/171,972.48 = 70,903.18/x
  3. Step 3: Cross multiply
    124,619.32x = 171,972.48 × 70,903.18
  4. Step 4: Simplify right side
    124,619.32x = 12,193,395,704.49
  5. Step 5: Solve for x
    x = 12,193,395,704.49/124,619.32
  6. Step 6: Final answer
    x = 97,845.15

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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.