Home / 152,135.40-228,203.10-149,802.60

Finding the Fourth Proportional to 152,135.40, 228,203.10 and 149,802.60

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Solution

The fourth proportional to 152,135.40, 228,203.10 and 149,802.60 is: 224,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,135.40 : 228,203.10 = 149,802.60 : x
  2. Step 2: Convert to fraction form
    152,135.40/228,203.10 = 149,802.60/x
  3. Step 3: Cross multiply
    152,135.40x = 228,203.10 × 149,802.60
  4. Step 4: Simplify right side
    152,135.40x = 34,185,417,708.06
  5. Step 5: Solve for x
    x = 34,185,417,708.06/152,135.40
  6. Step 6: Final answer
    x = 224,703.90

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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.