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Finding the Fourth Proportional to 149,361.93, 224,298.59 and 99,760.77

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Solution

The fourth proportional to 149,361.93, 224,298.59 and 99,760.77 is: 149,811.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,361.93 : 224,298.59 = 99,760.77 : x
  2. Step 2: Convert to fraction form
    149,361.93/224,298.59 = 99,760.77/x
  3. Step 3: Cross multiply
    149,361.93x = 224,298.59 × 99,760.77
  4. Step 4: Simplify right side
    149,361.93x = 22,376,199,549.51
  5. Step 5: Solve for x
    x = 22,376,199,549.51/149,361.93
  6. Step 6: Final answer
    x = 149,811.93

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1.5x scale

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.