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Finding the Fourth Proportional to 93,370.54, 140,055.84 and 31,041.04

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Solution

The fourth proportional to 93,370.54, 140,055.84 and 31,041.04 is: 46,561.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,370.54 : 140,055.84 = 31,041.04 : x
  2. Step 2: Convert to fraction form
    93,370.54/140,055.84 = 31,041.04/x
  3. Step 3: Cross multiply
    93,370.54x = 140,055.84 × 31,041.04
  4. Step 4: Simplify right side
    93,370.54x = 4,347,478,931.67
  5. Step 5: Solve for x
    x = 4,347,478,931.67/93,370.54
  6. Step 6: Final answer
    x = 46,561.57

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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.