Home / 93,472.04-128,985.41-51,030.48

Finding the Fourth Proportional to 93,472.04, 128,985.41 and 51,030.48

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Solution

The fourth proportional to 93,472.04, 128,985.41 and 51,030.48 is: 70,418.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,472.04 : 128,985.41 = 51,030.48 : x
  2. Step 2: Convert to fraction form
    93,472.04/128,985.41 = 51,030.48/x
  3. Step 3: Cross multiply
    93,472.04x = 128,985.41 × 51,030.48
  4. Step 4: Simplify right side
    93,472.04x = 6,582,187,385.30
  5. Step 5: Solve for x
    x = 6,582,187,385.30/93,472.04
  6. Step 6: Final answer
    x = 70,418.78

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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.