Home / 102,038.04-153,058.34-27,157.72

Finding the Fourth Proportional to 102,038.04, 153,058.34 and 27,157.72

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Solution

The fourth proportional to 102,038.04, 153,058.34 and 27,157.72 is: 40,736.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,038.04 : 153,058.34 = 27,157.72 : x
  2. Step 2: Convert to fraction form
    102,038.04/153,058.34 = 27,157.72/x
  3. Step 3: Cross multiply
    102,038.04x = 153,058.34 × 27,157.72
  4. Step 4: Simplify right side
    102,038.04x = 4,156,715,541.38
  5. Step 5: Solve for x
    x = 4,156,715,541.38/102,038.04
  6. Step 6: Final answer
    x = 40,736.92

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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.