Home / 96,772.79-145,079.27-42,698.98

Finding the Fourth Proportional to 96,772.79, 145,079.27 and 42,698.98

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Solution

The fourth proportional to 96,772.79, 145,079.27 and 42,698.98 is: 64,013.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,772.79 : 145,079.27 = 42,698.98 : x
  2. Step 2: Convert to fraction form
    96,772.79/145,079.27 = 42,698.98/x
  3. Step 3: Cross multiply
    96,772.79x = 145,079.27 × 42,698.98
  4. Step 4: Simplify right side
    96,772.79x = 6,194,736,920.17
  5. Step 5: Solve for x
    x = 6,194,736,920.17/96,772.79
  6. Step 6: Final answer
    x = 64,013.21

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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.