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Finding the Fourth Proportional to 147,358.97, 221,038.46 and 63,064.50

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Solution

The fourth proportional to 147,358.97, 221,038.46 and 63,064.50 is: 94,596.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,358.97 : 221,038.46 = 63,064.50 : x
  2. Step 2: Convert to fraction form
    147,358.97/221,038.46 = 63,064.50/x
  3. Step 3: Cross multiply
    147,358.97x = 221,038.46 × 63,064.50
  4. Step 4: Simplify right side
    147,358.97x = 13,939,680,822.44
  5. Step 5: Solve for x
    x = 13,939,680,822.44/147,358.97
  6. Step 6: Final answer
    x = 94,596.76

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1.5x scale

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.