Home / 94,271.12-130,090.80-51,829.32

Finding the Fourth Proportional to 94,271.12, 130,090.80 and 51,829.32

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Solution

The fourth proportional to 94,271.12, 130,090.80 and 51,829.32 is: 71,522.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,271.12 : 130,090.80 = 51,829.32 : x
  2. Step 2: Convert to fraction form
    94,271.12/130,090.80 = 51,829.32/x
  3. Step 3: Cross multiply
    94,271.12x = 130,090.80 × 51,829.32
  4. Step 4: Simplify right side
    94,271.12x = 6,742,517,702.26
  5. Step 5: Solve for x
    x = 6,742,517,702.26/94,271.12
  6. Step 6: Final answer
    x = 71,522.62

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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.