Home / 93,298.37-128,747.09-53,006.81

Finding the Fourth Proportional to 93,298.37, 128,747.09 and 53,006.81

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Solution

The fourth proportional to 93,298.37, 128,747.09 and 53,006.81 is: 73,146.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,298.37 : 128,747.09 = 53,006.81 : x
  2. Step 2: Convert to fraction form
    93,298.37/128,747.09 = 53,006.81/x
  3. Step 3: Cross multiply
    93,298.37x = 128,747.09 × 53,006.81
  4. Step 4: Simplify right side
    93,298.37x = 6,824,472,026.46
  5. Step 5: Solve for x
    x = 6,824,472,026.46/93,298.37
  6. Step 6: Final answer
    x = 73,146.75

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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.