Home / 148,985.88-223,478.80-104,810.30

Finding the Fourth Proportional to 148,985.88, 223,478.80 and 104,810.30

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Solution

The fourth proportional to 148,985.88, 223,478.80 and 104,810.30 is: 157,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,985.88 : 223,478.80 = 104,810.30 : x
  2. Step 2: Convert to fraction form
    148,985.88/223,478.80 = 104,810.30/x
  3. Step 3: Cross multiply
    148,985.88x = 223,478.80 × 104,810.30
  4. Step 4: Simplify right side
    148,985.88x = 23,422,880,071.64
  5. Step 5: Solve for x
    x = 23,422,880,071.64/148,985.88
  6. Step 6: Final answer
    x = 157,215.44

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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.