Home / 148,815.40-223,259.10-43,637.80

Finding the Fourth Proportional to 148,815.40, 223,259.10 and 43,637.80

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Solution

The fourth proportional to 148,815.40, 223,259.10 and 43,637.80 is: 65,467.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,815.40 : 223,259.10 = 43,637.80 : x
  2. Step 2: Convert to fraction form
    148,815.40/223,259.10 = 43,637.80/x
  3. Step 3: Cross multiply
    148,815.40x = 223,259.10 × 43,637.80
  4. Step 4: Simplify right side
    148,815.40x = 9,742,535,953.98
  5. Step 5: Solve for x
    x = 9,742,535,953.98/148,815.40
  6. Step 6: Final answer
    x = 65,467.26

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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.