Home / 148,500.30-204,927.93-83,968.50

Finding the Fourth Proportional to 148,500.30, 204,927.93 and 83,968.50

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Solution

The fourth proportional to 148,500.30, 204,927.93 and 83,968.50 is: 115,875.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,500.30 : 204,927.93 = 83,968.50 : x
  2. Step 2: Convert to fraction form
    148,500.30/204,927.93 = 83,968.50/x
  3. Step 3: Cross multiply
    148,500.30x = 204,927.93 × 83,968.50
  4. Step 4: Simplify right side
    148,500.30x = 17,207,490,890.21
  5. Step 5: Solve for x
    x = 17,207,490,890.21/148,500.30
  6. Step 6: Final answer
    x = 115,875.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.