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Finding the Fourth Proportional to 93,464.48, 128,995.79 and 59,437.50

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Solution

The fourth proportional to 93,464.48, 128,995.79 and 59,437.50 is: 82,033.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,464.48 : 128,995.79 = 59,437.50 : x
  2. Step 2: Convert to fraction form
    93,464.48/128,995.79 = 59,437.50/x
  3. Step 3: Cross multiply
    93,464.48x = 128,995.79 × 59,437.50
  4. Step 4: Simplify right side
    93,464.48x = 7,667,186,821.54
  5. Step 5: Solve for x
    x = 7,667,186,821.54/93,464.48
  6. Step 6: Final answer
    x = 82,033.16

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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.