Home / 367,756.02-551,722.95-127,835.28

Finding the Fourth Proportional to 367,756.02, 551,722.95 and 127,835.28

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Solution

The fourth proportional to 367,756.02, 551,722.95 and 127,835.28 is: 191,783.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,756.02 : 551,722.95 = 127,835.28 : x
  2. Step 2: Convert to fraction form
    367,756.02/551,722.95 = 127,835.28/x
  3. Step 3: Cross multiply
    367,756.02x = 551,722.95 × 127,835.28
  4. Step 4: Simplify right side
    367,756.02x = 70,529,657,795.68
  5. Step 5: Solve for x
    x = 70,529,657,795.68/367,756.02
  6. Step 6: Final answer
    x = 191,783.83

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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.