Home / 93,285.46-128,733.98-52,999.29

Finding the Fourth Proportional to 93,285.46, 128,733.98 and 52,999.29

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Solution

The fourth proportional to 93,285.46, 128,733.98 and 52,999.29 is: 73,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,285.46 : 128,733.98 = 52,999.29 : x
  2. Step 2: Convert to fraction form
    93,285.46/128,733.98 = 52,999.29/x
  3. Step 3: Cross multiply
    93,285.46x = 128,733.98 × 52,999.29
  4. Step 4: Simplify right side
    93,285.46x = 6,822,809,538.87
  5. Step 5: Solve for x
    x = 6,822,809,538.87/93,285.46
  6. Step 6: Final answer
    x = 73,139.05

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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.