Home / 435,110.77-652,666.34-135,615.50

Finding the Fourth Proportional to 435,110.77, 652,666.34 and 135,615.50

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Solution

The fourth proportional to 435,110.77, 652,666.34 and 135,615.50 is: 203,423.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,110.77 : 652,666.34 = 135,615.50 : x
  2. Step 2: Convert to fraction form
    435,110.77/652,666.34 = 135,615.50/x
  3. Step 3: Cross multiply
    435,110.77x = 652,666.34 × 135,615.50
  4. Step 4: Simplify right side
    435,110.77x = 88,511,671,555.48
  5. Step 5: Solve for x
    x = 88,511,671,555.48/435,110.77
  6. Step 6: Final answer
    x = 203,423.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.