Home / 93,269.02-128,707.50-50,826.64

Finding the Fourth Proportional to 93,269.02, 128,707.50 and 50,826.64

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Solution

The fourth proportional to 93,269.02, 128,707.50 and 50,826.64 is: 70,138.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,269.02 : 128,707.50 = 50,826.64 : x
  2. Step 2: Convert to fraction form
    93,269.02/128,707.50 = 50,826.64/x
  3. Step 3: Cross multiply
    93,269.02x = 128,707.50 × 50,826.64
  4. Step 4: Simplify right side
    93,269.02x = 6,541,769,767.80
  5. Step 5: Solve for x
    x = 6,541,769,767.80/93,269.02
  6. Step 6: Final answer
    x = 70,138.72

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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.