Home / 94,710.42-130,696.56-52,268.40

Finding the Fourth Proportional to 94,710.42, 130,696.56 and 52,268.40

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Solution

The fourth proportional to 94,710.42, 130,696.56 and 52,268.40 is: 72,128.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,710.42 : 130,696.56 = 52,268.40 : x
  2. Step 2: Convert to fraction form
    94,710.42/130,696.56 = 52,268.40/x
  3. Step 3: Cross multiply
    94,710.42x = 130,696.56 × 52,268.40
  4. Step 4: Simplify right side
    94,710.42x = 6,831,300,076.70
  5. Step 5: Solve for x
    x = 6,831,300,076.70/94,710.42
  6. Step 6: Final answer
    x = 72,128.28

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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.