Home / 94,293.09-130,124.73-51,272.60

Finding the Fourth Proportional to 94,293.09, 130,124.73 and 51,272.60

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Solution

The fourth proportional to 94,293.09, 130,124.73 and 51,272.60 is: 70,756.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,293.09 : 130,124.73 = 51,272.60 : x
  2. Step 2: Convert to fraction form
    94,293.09/130,124.73 = 51,272.60/x
  3. Step 3: Cross multiply
    94,293.09x = 130,124.73 × 51,272.60
  4. Step 4: Simplify right side
    94,293.09x = 6,671,832,580.77
  5. Step 5: Solve for x
    x = 6,671,832,580.77/94,293.09
  6. Step 6: Final answer
    x = 70,756.33

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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.