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Finding the Fourth Proportional to 93,483.94, 129,010.89 and 51,045.70

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Solution

The fourth proportional to 93,483.94, 129,010.89 and 51,045.70 is: 70,444.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,483.94 : 129,010.89 = 51,045.70 : x
  2. Step 2: Convert to fraction form
    93,483.94/129,010.89 = 51,045.70/x
  3. Step 3: Cross multiply
    93,483.94x = 129,010.89 × 51,045.70
  4. Step 4: Simplify right side
    93,483.94x = 6,585,451,187.67
  5. Step 5: Solve for x
    x = 6,585,451,187.67/93,483.94
  6. Step 6: Final answer
    x = 70,444.73

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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.