Home / 147,934.40-221,901.60-73,066.10

Finding the Fourth Proportional to 147,934.40, 221,901.60 and 73,066.10

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Solution

The fourth proportional to 147,934.40, 221,901.60 and 73,066.10 is: 109,599.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,934.40 : 221,901.60 = 73,066.10 : x
  2. Step 2: Convert to fraction form
    147,934.40/221,901.60 = 73,066.10/x
  3. Step 3: Cross multiply
    147,934.40x = 221,901.60 × 73,066.10
  4. Step 4: Simplify right side
    147,934.40x = 16,213,484,495.76
  5. Step 5: Solve for x
    x = 16,213,484,495.76/147,934.40
  6. Step 6: Final answer
    x = 109,599.15

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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.