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Finding the Fourth Proportional to 342,713.16, 514,055.16 and 93,395.16

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Solution

The fourth proportional to 342,713.16, 514,055.16 and 93,395.16 is: 140,088.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,713.16 : 514,055.16 = 93,395.16 : x
  2. Step 2: Convert to fraction form
    342,713.16/514,055.16 = 93,395.16/x
  3. Step 3: Cross multiply
    342,713.16x = 514,055.16 × 93,395.16
  4. Step 4: Simplify right side
    342,713.16x = 48,010,263,917.03
  5. Step 5: Solve for x
    x = 48,010,263,917.03/342,713.16
  6. Step 6: Final answer
    x = 140,088.77

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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.