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Finding the Fourth Proportional to 93,417.72, 140,126.76 and 74,816.07

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Solution

The fourth proportional to 93,417.72, 140,126.76 and 74,816.07 is: 112,224.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,417.72 : 140,126.76 = 74,816.07 : x
  2. Step 2: Convert to fraction form
    93,417.72/140,126.76 = 74,816.07/x
  3. Step 3: Cross multiply
    93,417.72x = 140,126.76 × 74,816.07
  4. Step 4: Simplify right side
    93,417.72x = 10,483,733,485.03
  5. Step 5: Solve for x
    x = 10,483,733,485.03/93,417.72
  6. Step 6: Final answer
    x = 112,224.25

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1.5x scale

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.