Home / 93,345.23-139,974.08-34,139.49

Finding the Fourth Proportional to 93,345.23, 139,974.08 and 34,139.49

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Solution

The fourth proportional to 93,345.23, 139,974.08 and 34,139.49 is: 51,193.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,345.23 : 139,974.08 = 34,139.49 : x
  2. Step 2: Convert to fraction form
    93,345.23/139,974.08 = 34,139.49/x
  3. Step 3: Cross multiply
    93,345.23x = 139,974.08 × 34,139.49
  4. Step 4: Simplify right side
    93,345.23x = 4,778,643,533.72
  5. Step 5: Solve for x
    x = 4,778,643,533.72/93,345.23
  6. Step 6: Final answer
    x = 51,193.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.