Home / 93,633.84-140,421.58-31,289.76

Finding the Fourth Proportional to 93,633.84, 140,421.58 and 31,289.76

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Solution

The fourth proportional to 93,633.84, 140,421.58 and 31,289.76 is: 46,924.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,633.84 : 140,421.58 = 31,289.76 : x
  2. Step 2: Convert to fraction form
    93,633.84/140,421.58 = 31,289.76/x
  3. Step 3: Cross multiply
    93,633.84x = 140,421.58 × 31,289.76
  4. Step 4: Simplify right side
    93,633.84x = 4,393,757,537.02
  5. Step 5: Solve for x
    x = 4,393,757,537.02/93,633.84
  6. Step 6: Final answer
    x = 46,924.89

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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.