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Finding the Fourth Proportional to 93,094.76, 139,465.96 and 55,030.07

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Solution

The fourth proportional to 93,094.76, 139,465.96 and 55,030.07 is: 82,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,094.76 : 139,465.96 = 55,030.07 : x
  2. Step 2: Convert to fraction form
    93,094.76/139,465.96 = 55,030.07/x
  3. Step 3: Cross multiply
    93,094.76x = 139,465.96 × 55,030.07
  4. Step 4: Simplify right side
    93,094.76x = 7,674,821,752.51
  5. Step 5: Solve for x
    x = 7,674,821,752.51/93,094.76
  6. Step 6: Final answer
    x = 82,440.96

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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.