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Finding the Fourth Proportional to 93,271.51, 139,948.58 and 48,887.71

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Solution

The fourth proportional to 93,271.51, 139,948.58 and 48,887.71 is: 73,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,271.51 : 139,948.58 = 48,887.71 : x
  2. Step 2: Convert to fraction form
    93,271.51/139,948.58 = 48,887.71/x
  3. Step 3: Cross multiply
    93,271.51x = 139,948.58 × 48,887.71
  4. Step 4: Simplify right side
    93,271.51x = 6,841,765,593.95
  5. Step 5: Solve for x
    x = 6,841,765,593.95/93,271.51
  6. Step 6: Final answer
    x = 73,353.22

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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.