Home / 93,829.38-129,484.54-51,388.01

Finding the Fourth Proportional to 93,829.38, 129,484.54 and 51,388.01

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Solution

The fourth proportional to 93,829.38, 129,484.54 and 51,388.01 is: 70,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,829.38 : 129,484.54 = 51,388.01 : x
  2. Step 2: Convert to fraction form
    93,829.38/129,484.54 = 51,388.01/x
  3. Step 3: Cross multiply
    93,829.38x = 129,484.54 × 51,388.01
  4. Step 4: Simplify right side
    93,829.38x = 6,653,952,836.37
  5. Step 5: Solve for x
    x = 6,653,952,836.37/93,829.38
  6. Step 6: Final answer
    x = 70,915.45

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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.