Home / 266,747.36-368,106.18-145,888.26

Finding the Fourth Proportional to 266,747.36, 368,106.18 and 145,888.26

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Solution

The fourth proportional to 266,747.36, 368,106.18 and 145,888.26 is: 201,322.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,747.36 : 368,106.18 = 145,888.26 : x
  2. Step 2: Convert to fraction form
    266,747.36/368,106.18 = 145,888.26/x
  3. Step 3: Cross multiply
    266,747.36x = 368,106.18 × 145,888.26
  4. Step 4: Simplify right side
    266,747.36x = 53,702,370,095.45
  5. Step 5: Solve for x
    x = 53,702,370,095.45/266,747.36
  6. Step 6: Final answer
    x = 201,322.97

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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.