Home / 282,036.80-423,053.08-92,628.63

Finding the Fourth Proportional to 282,036.80, 423,053.08 and 92,628.63

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Solution

The fourth proportional to 282,036.80, 423,053.08 and 92,628.63 is: 138,942.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,036.80 : 423,053.08 = 92,628.63 : x
  2. Step 2: Convert to fraction form
    282,036.80/423,053.08 = 92,628.63/x
  3. Step 3: Cross multiply
    282,036.80x = 423,053.08 × 92,628.63
  4. Step 4: Simplify right side
    282,036.80x = 39,186,826,986.11
  5. Step 5: Solve for x
    x = 39,186,826,986.11/282,036.80
  6. Step 6: Final answer
    x = 138,942.25

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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.