Home / 140,283.36-210,426.96-46,789.20

Finding the Fourth Proportional to 140,283.36, 210,426.96 and 46,789.20

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Solution

The fourth proportional to 140,283.36, 210,426.96 and 46,789.20 is: 70,184.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,283.36 : 210,426.96 = 46,789.20 : x
  2. Step 2: Convert to fraction form
    140,283.36/210,426.96 = 46,789.20/x
  3. Step 3: Cross multiply
    140,283.36x = 210,426.96 × 46,789.20
  4. Step 4: Simplify right side
    140,283.36x = 9,845,709,116.83
  5. Step 5: Solve for x
    x = 9,845,709,116.83/140,283.36
  6. Step 6: Final answer
    x = 70,184.44

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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.