Home / 149,865.90-224,909.74-70,980.32

Finding the Fourth Proportional to 149,865.90, 224,909.74 and 70,980.32

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Solution

The fourth proportional to 149,865.90, 224,909.74 and 70,980.32 is: 106,523.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,865.90 : 224,909.74 = 70,980.32 : x
  2. Step 2: Convert to fraction form
    149,865.90/224,909.74 = 70,980.32/x
  3. Step 3: Cross multiply
    149,865.90x = 224,909.74 × 70,980.32
  4. Step 4: Simplify right side
    149,865.90x = 15,964,165,316.32
  5. Step 5: Solve for x
    x = 15,964,165,316.32/149,865.90
  6. Step 6: Final answer
    x = 106,523.00

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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.