Home / 146,275.77-219,397.93-99,193.07

Finding the Fourth Proportional to 146,275.77, 219,397.93 and 99,193.07

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Solution

The fourth proportional to 146,275.77, 219,397.93 and 99,193.07 is: 148,778.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,275.77 : 219,397.93 = 99,193.07 : x
  2. Step 2: Convert to fraction form
    146,275.77/219,397.93 = 99,193.07/x
  3. Step 3: Cross multiply
    146,275.77x = 219,397.93 × 99,193.07
  4. Step 4: Simplify right side
    146,275.77x = 21,762,754,528.86
  5. Step 5: Solve for x
    x = 21,762,754,528.86/146,275.77
  6. Step 6: Final answer
    x = 148,778.95

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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.