Home / 93,949.04-129,649.52-51,510.31

Finding the Fourth Proportional to 93,949.04, 129,649.52 and 51,510.31

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Solution

The fourth proportional to 93,949.04, 129,649.52 and 51,510.31 is: 71,084.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,949.04 : 129,649.52 = 51,510.31 : x
  2. Step 2: Convert to fraction form
    93,949.04/129,649.52 = 51,510.31/x
  3. Step 3: Cross multiply
    93,949.04x = 129,649.52 × 51,510.31
  4. Step 4: Simplify right side
    93,949.04x = 6,678,286,771.20
  5. Step 5: Solve for x
    x = 6,678,286,771.20/93,949.04
  6. Step 6: Final answer
    x = 71,084.14

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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.