Home / 149,985.40-224,981.70-44,807.80

Finding the Fourth Proportional to 149,985.40, 224,981.70 and 44,807.80

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Solution

The fourth proportional to 149,985.40, 224,981.70 and 44,807.80 is: 67,212.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,985.40 : 224,981.70 = 44,807.80 : x
  2. Step 2: Convert to fraction form
    149,985.40/224,981.70 = 44,807.80/x
  3. Step 3: Cross multiply
    149,985.40x = 224,981.70 × 44,807.80
  4. Step 4: Simplify right side
    149,985.40x = 10,080,935,017.26
  5. Step 5: Solve for x
    x = 10,080,935,017.26/149,985.40
  6. Step 6: Final answer
    x = 67,212.78

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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.