Home / 79,088.15-118,483.19-39,060.28

Finding the Fourth Proportional to 79,088.15, 118,483.19 and 39,060.28

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Solution

The fourth proportional to 79,088.15, 118,483.19 and 39,060.28 is: 58,516.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,088.15 : 118,483.19 = 39,060.28 : x
  2. Step 2: Convert to fraction form
    79,088.15/118,483.19 = 39,060.28/x
  3. Step 3: Cross multiply
    79,088.15x = 118,483.19 × 39,060.28
  4. Step 4: Simplify right side
    79,088.15x = 4,627,985,788.98
  5. Step 5: Solve for x
    x = 4,627,985,788.98/79,088.15
  6. Step 6: Final answer
    x = 58,516.81

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1.5x scale

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.