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Finding the Fourth Proportional to 251,475.54, 377,259.93 and 83,007.59

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Solution

The fourth proportional to 251,475.54, 377,259.93 and 83,007.59 is: 124,526.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,475.54 : 377,259.93 = 83,007.59 : x
  2. Step 2: Convert to fraction form
    251,475.54/377,259.93 = 83,007.59/x
  3. Step 3: Cross multiply
    251,475.54x = 377,259.93 × 83,007.59
  4. Step 4: Simplify right side
    251,475.54x = 31,315,435,706.57
  5. Step 5: Solve for x
    x = 31,315,435,706.57/251,475.54
  6. Step 6: Final answer
    x = 124,526.77

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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.