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Finding the Fourth Proportional to 158,058.95, 237,088.15 and 73,790.87

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Solution

The fourth proportional to 158,058.95, 237,088.15 and 73,790.87 is: 110,686.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,058.95 : 237,088.15 = 73,790.87 : x
  2. Step 2: Convert to fraction form
    158,058.95/237,088.15 = 73,790.87/x
  3. Step 3: Cross multiply
    158,058.95x = 237,088.15 × 73,790.87
  4. Step 4: Simplify right side
    158,058.95x = 17,494,939,485.27
  5. Step 5: Solve for x
    x = 17,494,939,485.27/158,058.95
  6. Step 6: Final answer
    x = 110,686.17

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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.