Home / 236,473.98-326,341-129,050.92

Finding the Fourth Proportional to 236,473.98, 326,341 and 129,050.92

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Solution

The fourth proportional to 236,473.98, 326,341 and 129,050.92 is: 178,094.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,473.98 : 326,341 = 129,050.92 : x
  2. Step 2: Convert to fraction form
    236,473.98/326,341 = 129,050.92/x
  3. Step 3: Cross multiply
    236,473.98x = 326,341 × 129,050.92
  4. Step 4: Simplify right side
    236,473.98x = 42,114,606,283.72
  5. Step 5: Solve for x
    x = 42,114,606,283.72/236,473.98
  6. Step 6: Final answer
    x = 178,094.04

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1.5x scale

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.