Home / 145,460.36-200,750.50-88,909.48

Finding the Fourth Proportional to 145,460.36, 200,750.50 and 88,909.48

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Solution

The fourth proportional to 145,460.36, 200,750.50 and 88,909.48 is: 122,704.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,460.36 : 200,750.50 = 88,909.48 : x
  2. Step 2: Convert to fraction form
    145,460.36/200,750.50 = 88,909.48/x
  3. Step 3: Cross multiply
    145,460.36x = 200,750.50 × 88,909.48
  4. Step 4: Simplify right side
    145,460.36x = 17,848,622,564.74
  5. Step 5: Solve for x
    x = 17,848,622,564.74/145,460.36
  6. Step 6: Final answer
    x = 122,704.38

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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.