Home / 145,996.07-201,488.72-88,622.19

Finding the Fourth Proportional to 145,996.07, 201,488.72 and 88,622.19

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Solution

The fourth proportional to 145,996.07, 201,488.72 and 88,622.19 is: 122,307.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,996.07 : 201,488.72 = 88,622.19 : x
  2. Step 2: Convert to fraction form
    145,996.07/201,488.72 = 88,622.19/x
  3. Step 3: Cross multiply
    145,996.07x = 201,488.72 × 88,622.19
  4. Step 4: Simplify right side
    145,996.07x = 17,856,371,183.59
  5. Step 5: Solve for x
    x = 17,856,371,183.59/145,996.07
  6. Step 6: Final answer
    x = 122,307.21

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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.