Home / 93,256.47-139,904.60-30,080.14

Finding the Fourth Proportional to 93,256.47, 139,904.60 and 30,080.14

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Solution

The fourth proportional to 93,256.47, 139,904.60 and 30,080.14 is: 45,126.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,256.47 : 139,904.60 = 30,080.14 : x
  2. Step 2: Convert to fraction form
    93,256.47/139,904.60 = 30,080.14/x
  3. Step 3: Cross multiply
    93,256.47x = 139,904.60 × 30,080.14
  4. Step 4: Simplify right side
    93,256.47x = 4,208,349,454.48
  5. Step 5: Solve for x
    x = 4,208,349,454.48/93,256.47
  6. Step 6: Final answer
    x = 45,126.62

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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.