Home / 94,102.77-129,858.35-51,081.32

Finding the Fourth Proportional to 94,102.77, 129,858.35 and 51,081.32

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Solution

The fourth proportional to 94,102.77, 129,858.35 and 51,081.32 is: 70,490.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,102.77 : 129,858.35 = 51,081.32 : x
  2. Step 2: Convert to fraction form
    94,102.77/129,858.35 = 51,081.32/x
  3. Step 3: Cross multiply
    94,102.77x = 129,858.35 × 51,081.32
  4. Step 4: Simplify right side
    94,102.77x = 6,633,335,931.02
  5. Step 5: Solve for x
    x = 6,633,335,931.02/94,102.77
  6. Step 6: Final answer
    x = 70,490.34

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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.