Home / 76,298.94-114,300.81-42,917.58

Finding the Fourth Proportional to 76,298.94, 114,300.81 and 42,917.58

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Solution

The fourth proportional to 76,298.94, 114,300.81 and 42,917.58 is: 64,293.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,298.94 : 114,300.81 = 42,917.58 : x
  2. Step 2: Convert to fraction form
    76,298.94/114,300.81 = 42,917.58/x
  3. Step 3: Cross multiply
    76,298.94x = 114,300.81 × 42,917.58
  4. Step 4: Simplify right side
    76,298.94x = 4,905,514,157.24
  5. Step 5: Solve for x
    x = 4,905,514,157.24/76,298.94
  6. Step 6: Final answer
    x = 64,293.35

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1.5x scale

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.