Home / 140,068.60-210,104.70-46,574.36

Finding the Fourth Proportional to 140,068.60, 210,104.70 and 46,574.36

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Solution

The fourth proportional to 140,068.60, 210,104.70 and 46,574.36 is: 69,862.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,068.60 : 210,104.70 = 46,574.36 : x
  2. Step 2: Convert to fraction form
    140,068.60/210,104.70 = 46,574.36/x
  3. Step 3: Cross multiply
    140,068.60x = 210,104.70 × 46,574.36
  4. Step 4: Simplify right side
    140,068.60x = 9,785,491,935.49
  5. Step 5: Solve for x
    x = 9,785,491,935.49/140,068.60
  6. Step 6: Final answer
    x = 69,862.14

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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.