Home / 154,132.32-212,617.44-125,482.80

Finding the Fourth Proportional to 154,132.32, 212,617.44 and 125,482.80

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Solution

The fourth proportional to 154,132.32, 212,617.44 and 125,482.80 is: 173,096.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,132.32 : 212,617.44 = 125,482.80 : x
  2. Step 2: Convert to fraction form
    154,132.32/212,617.44 = 125,482.80/x
  3. Step 3: Cross multiply
    154,132.32x = 212,617.44 × 125,482.80
  4. Step 4: Simplify right side
    154,132.32x = 26,679,831,700.03
  5. Step 5: Solve for x
    x = 26,679,831,700.03/154,132.32
  6. Step 6: Final answer
    x = 173,096.93

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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.