Home / 99,258.42-148,803.94-43,056.21

Finding the Fourth Proportional to 99,258.42, 148,803.94 and 43,056.21

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Solution

The fourth proportional to 99,258.42, 148,803.94 and 43,056.21 is: 64,548.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,258.42 : 148,803.94 = 43,056.21 : x
  2. Step 2: Convert to fraction form
    99,258.42/148,803.94 = 43,056.21/x
  3. Step 3: Cross multiply
    99,258.42x = 148,803.94 × 43,056.21
  4. Step 4: Simplify right side
    99,258.42x = 6,406,933,689.47
  5. Step 5: Solve for x
    x = 6,406,933,689.47/99,258.42
  6. Step 6: Final answer
    x = 64,548.01

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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.