Home / 302,127.04-453,189.75-112,583.09

Finding the Fourth Proportional to 302,127.04, 453,189.75 and 112,583.09

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Solution

The fourth proportional to 302,127.04, 453,189.75 and 112,583.09 is: 168,874.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,127.04 : 453,189.75 = 112,583.09 : x
  2. Step 2: Convert to fraction form
    302,127.04/453,189.75 = 112,583.09/x
  3. Step 3: Cross multiply
    302,127.04x = 453,189.75 × 112,583.09
  4. Step 4: Simplify right side
    302,127.04x = 51,021,501,848.41
  5. Step 5: Solve for x
    x = 51,021,501,848.41/302,127.04
  6. Step 6: Final answer
    x = 168,874.33

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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.