Home / 156,058.19-215,337.21-94,772.51

Finding the Fourth Proportional to 156,058.19, 215,337.21 and 94,772.51

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Solution

The fourth proportional to 156,058.19, 215,337.21 and 94,772.51 is: 130,772.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,058.19 : 215,337.21 = 94,772.51 : x
  2. Step 2: Convert to fraction form
    156,058.19/215,337.21 = 94,772.51/x
  3. Step 3: Cross multiply
    156,058.19x = 215,337.21 × 94,772.51
  4. Step 4: Simplify right side
    156,058.19x = 20,408,047,888.10
  5. Step 5: Solve for x
    x = 20,408,047,888.10/156,058.19
  6. Step 6: Final answer
    x = 130,772.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.