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Finding the Fourth Proportional to 342,973.08, 473,303.22 and 192,070.08

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Solution

The fourth proportional to 342,973.08, 473,303.22 and 192,070.08 is: 265,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,973.08 : 473,303.22 = 192,070.08 : x
  2. Step 2: Convert to fraction form
    342,973.08/473,303.22 = 192,070.08/x
  3. Step 3: Cross multiply
    342,973.08x = 473,303.22 × 192,070.08
  4. Step 4: Simplify right side
    342,973.08x = 90,907,387,329.66
  5. Step 5: Solve for x
    x = 90,907,387,329.66/342,973.08
  6. Step 6: Final answer
    x = 265,056.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.