Home / 119,048.79-178,574.19-30,302.31

Finding the Fourth Proportional to 119,048.79, 178,574.19 and 30,302.31

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Solution

The fourth proportional to 119,048.79, 178,574.19 and 30,302.31 is: 45,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,048.79 : 178,574.19 = 30,302.31 : x
  2. Step 2: Convert to fraction form
    119,048.79/178,574.19 = 30,302.31/x
  3. Step 3: Cross multiply
    119,048.79x = 178,574.19 × 30,302.31
  4. Step 4: Simplify right side
    119,048.79x = 5,411,210,463.38
  5. Step 5: Solve for x
    x = 5,411,210,463.38/119,048.79
  6. Step 6: Final answer
    x = 45,453.72

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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.