Home / 145,222.44-200,429.22-88,666.92

Finding the Fourth Proportional to 145,222.44, 200,429.22 and 88,666.92

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Solution

The fourth proportional to 145,222.44, 200,429.22 and 88,666.92 is: 122,373.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,222.44 : 200,429.22 = 88,666.92 : x
  2. Step 2: Convert to fraction form
    145,222.44/200,429.22 = 88,666.92/x
  3. Step 3: Cross multiply
    145,222.44x = 200,429.22 × 88,666.92
  4. Step 4: Simplify right side
    145,222.44x = 17,771,441,615.40
  5. Step 5: Solve for x
    x = 17,771,441,615.40/145,222.44
  6. Step 6: Final answer
    x = 122,373.94

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Double scale
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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.