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Finding the Fourth Proportional to 144,706.10, 216,767.55 and 97,466.90

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Solution

The fourth proportional to 144,706.10, 216,767.55 and 97,466.90 is: 146,003.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,706.10 : 216,767.55 = 97,466.90 : x
  2. Step 2: Convert to fraction form
    144,706.10/216,767.55 = 97,466.90/x
  3. Step 3: Cross multiply
    144,706.10x = 216,767.55 × 97,466.90
  4. Step 4: Simplify right side
    144,706.10x = 21,127,661,119.10
  5. Step 5: Solve for x
    x = 21,127,661,119.10/144,706.10
  6. Step 6: Final answer
    x = 146,003.94

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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.