Home / 158,261.60-237,430.16-51,645.75

Finding the Fourth Proportional to 158,261.60, 237,430.16 and 51,645.75

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Solution

The fourth proportional to 158,261.60, 237,430.16 and 51,645.75 is: 77,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,261.60 : 237,430.16 = 51,645.75 : x
  2. Step 2: Convert to fraction form
    158,261.60/237,430.16 = 51,645.75/x
  3. Step 3: Cross multiply
    158,261.60x = 237,430.16 × 51,645.75
  4. Step 4: Simplify right side
    158,261.60x = 12,262,258,718.10
  5. Step 5: Solve for x
    x = 12,262,258,718.10/158,261.60
  6. Step 6: Final answer
    x = 77,480.95

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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.