Home / 147,664.70-221,497.05-97,801.10

Finding the Fourth Proportional to 147,664.70, 221,497.05 and 97,801.10

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Solution

The fourth proportional to 147,664.70, 221,497.05 and 97,801.10 is: 146,701.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,664.70 : 221,497.05 = 97,801.10 : x
  2. Step 2: Convert to fraction form
    147,664.70/221,497.05 = 97,801.10/x
  3. Step 3: Cross multiply
    147,664.70x = 221,497.05 × 97,801.10
  4. Step 4: Simplify right side
    147,664.70x = 21,662,655,136.76
  5. Step 5: Solve for x
    x = 21,662,655,136.76/147,664.70
  6. Step 6: Final answer
    x = 146,701.65

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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.