Home / 88,856.06-122,601.60-51,130.31

Finding the Fourth Proportional to 88,856.06, 122,601.60 and 51,130.31

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Solution

The fourth proportional to 88,856.06, 122,601.60 and 51,130.31 is: 70,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,856.06 : 122,601.60 = 51,130.31 : x
  2. Step 2: Convert to fraction form
    88,856.06/122,601.60 = 51,130.31/x
  3. Step 3: Cross multiply
    88,856.06x = 122,601.60 × 51,130.31
  4. Step 4: Simplify right side
    88,856.06x = 6,268,657,201.49
  5. Step 5: Solve for x
    x = 6,268,657,201.49/88,856.06
  6. Step 6: Final answer
    x = 70,548.45

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1.5x scale

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.