Home / 148,943.80-223,415.70-64,744.30

Finding the Fourth Proportional to 148,943.80, 223,415.70 and 64,744.30

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Solution

The fourth proportional to 148,943.80, 223,415.70 and 64,744.30 is: 97,116.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,943.80 : 223,415.70 = 64,744.30 : x
  2. Step 2: Convert to fraction form
    148,943.80/223,415.70 = 64,744.30/x
  3. Step 3: Cross multiply
    148,943.80x = 223,415.70 × 64,744.30
  4. Step 4: Simplify right side
    148,943.80x = 14,464,893,105.51
  5. Step 5: Solve for x
    x = 14,464,893,105.51/148,943.80
  6. Step 6: Final answer
    x = 97,116.45

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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.