Home / 62,151.64-86,365.09-61,512.28

Finding the Fourth Proportional to 62,151.64, 86,365.09 and 61,512.28

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Solution

The fourth proportional to 62,151.64, 86,365.09 and 61,512.28 is: 85,476.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,151.64 : 86,365.09 = 61,512.28 : x
  2. Step 2: Convert to fraction form
    62,151.64/86,365.09 = 61,512.28/x
  3. Step 3: Cross multiply
    62,151.64x = 86,365.09 × 61,512.28
  4. Step 4: Simplify right side
    62,151.64x = 5,312,513,598.31
  5. Step 5: Solve for x
    x = 5,312,513,598.31/62,151.64
  6. Step 6: Final answer
    x = 85,476.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.