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Finding the Fourth Proportional to 144,602.20, 216,870.90 and 95,030.20

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Solution

The fourth proportional to 144,602.20, 216,870.90 and 95,030.20 is: 142,524.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,602.20 : 216,870.90 = 95,030.20 : x
  2. Step 2: Convert to fraction form
    144,602.20/216,870.90 = 95,030.20/x
  3. Step 3: Cross multiply
    144,602.20x = 216,870.90 × 95,030.20
  4. Step 4: Simplify right side
    144,602.20x = 20,609,285,001.18
  5. Step 5: Solve for x
    x = 20,609,285,001.18/144,602.20
  6. Step 6: Final answer
    x = 142,524.01

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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.