Home / 93,346.29-128,821.32-53,061.75

Finding the Fourth Proportional to 93,346.29, 128,821.32 and 53,061.75

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Solution

The fourth proportional to 93,346.29, 128,821.32 and 53,061.75 is: 73,227.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,346.29 : 128,821.32 = 53,061.75 : x
  2. Step 2: Convert to fraction form
    93,346.29/128,821.32 = 53,061.75/x
  3. Step 3: Cross multiply
    93,346.29x = 128,821.32 × 53,061.75
  4. Step 4: Simplify right side
    93,346.29x = 6,835,484,676.51
  5. Step 5: Solve for x
    x = 6,835,484,676.51/93,346.29
  6. Step 6: Final answer
    x = 73,227.17

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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.