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Finding the Fourth Proportional to 93,296.08, 139,911.72 and 30,952

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Solution

The fourth proportional to 93,296.08, 139,911.72 and 30,952 is: 46,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,296.08 : 139,911.72 = 30,952 : x
  2. Step 2: Convert to fraction form
    93,296.08/139,911.72 = 30,952/x
  3. Step 3: Cross multiply
    93,296.08x = 139,911.72 × 30,952
  4. Step 4: Simplify right side
    93,296.08x = 4,330,547,557.44
  5. Step 5: Solve for x
    x = 4,330,547,557.44/93,296.08
  6. Step 6: Final answer
    x = 46,417.25

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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.