Home / 93,384.30-128,870.07-50,942.53

Finding the Fourth Proportional to 93,384.30, 128,870.07 and 50,942.53

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Solution

The fourth proportional to 93,384.30, 128,870.07 and 50,942.53 is: 70,300.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,384.30 : 128,870.07 = 50,942.53 : x
  2. Step 2: Convert to fraction form
    93,384.30/128,870.07 = 50,942.53/x
  3. Step 3: Cross multiply
    93,384.30x = 128,870.07 × 50,942.53
  4. Step 4: Simplify right side
    93,384.30x = 6,564,967,377.13
  5. Step 5: Solve for x
    x = 6,564,967,377.13/93,384.30
  6. Step 6: Final answer
    x = 70,300.54

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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.