Home / 236,239.61-326,038.32-134,280.38

Finding the Fourth Proportional to 236,239.61, 326,038.32 and 134,280.38

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Solution

The fourth proportional to 236,239.61, 326,038.32 and 134,280.38 is: 185,322.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,239.61 : 326,038.32 = 134,280.38 : x
  2. Step 2: Convert to fraction form
    236,239.61/326,038.32 = 134,280.38/x
  3. Step 3: Cross multiply
    236,239.61x = 326,038.32 × 134,280.38
  4. Step 4: Simplify right side
    236,239.61x = 43,780,549,504.16
  5. Step 5: Solve for x
    x = 43,780,549,504.16/236,239.61
  6. Step 6: Final answer
    x = 185,322.65

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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.