Home / 93,670.02-140,604.04-91,554.70

Finding the Fourth Proportional to 93,670.02, 140,604.04 and 91,554.70

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Solution

The fourth proportional to 93,670.02, 140,604.04 and 91,554.70 is: 137,428.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,670.02 : 140,604.04 = 91,554.70 : x
  2. Step 2: Convert to fraction form
    93,670.02/140,604.04 = 91,554.70/x
  3. Step 3: Cross multiply
    93,670.02x = 140,604.04 × 91,554.70
  4. Step 4: Simplify right side
    93,670.02x = 12,872,960,700.99
  5. Step 5: Solve for x
    x = 12,872,960,700.99/93,670.02
  6. Step 6: Final answer
    x = 137,428.82

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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.