Home / 93,710.40-129,320.19-51,268.83

Finding the Fourth Proportional to 93,710.40, 129,320.19 and 51,268.83

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Solution

The fourth proportional to 93,710.40, 129,320.19 and 51,268.83 is: 70,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,710.40 : 129,320.19 = 51,268.83 : x
  2. Step 2: Convert to fraction form
    93,710.40/129,320.19 = 51,268.83/x
  3. Step 3: Cross multiply
    93,710.40x = 129,320.19 × 51,268.83
  4. Step 4: Simplify right side
    93,710.40x = 6,630,094,836.68
  5. Step 5: Solve for x
    x = 6,630,094,836.68/93,710.40
  6. Step 6: Final answer
    x = 70,750.90

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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.