Home / 149,202.51-223,811.20-42,602.28

Finding the Fourth Proportional to 149,202.51, 223,811.20 and 42,602.28

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Solution

The fourth proportional to 149,202.51, 223,811.20 and 42,602.28 is: 63,905.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,202.51 : 223,811.20 = 42,602.28 : x
  2. Step 2: Convert to fraction form
    149,202.51/223,811.20 = 42,602.28/x
  3. Step 3: Cross multiply
    149,202.51x = 223,811.20 × 42,602.28
  4. Step 4: Simplify right side
    149,202.51x = 9,534,866,077.47
  5. Step 5: Solve for x
    x = 9,534,866,077.47/149,202.51
  6. Step 6: Final answer
    x = 63,905.54

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1.5x scale

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.