Home / 145,317.00-200,511.80-88,746.60

Finding the Fourth Proportional to 145,317.00, 200,511.80 and 88,746.60

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Solution

The fourth proportional to 145,317.00, 200,511.80 and 88,746.60 is: 122,454.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,317.00 : 200,511.80 = 88,746.60 : x
  2. Step 2: Convert to fraction form
    145,317.00/200,511.80 = 88,746.60/x
  3. Step 3: Cross multiply
    145,317.00x = 200,511.80 × 88,746.60
  4. Step 4: Simplify right side
    145,317.00x = 17,794,741,650.07
  5. Step 5: Solve for x
    x = 17,794,741,650.07/145,317.00
  6. Step 6: Final answer
    x = 122,454.64

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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.