Home / 90,852.02-125,304.64-59,031.26

Finding the Fourth Proportional to 90,852.02, 125,304.64 and 59,031.26

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Solution

The fourth proportional to 90,852.02, 125,304.64 and 59,031.26 is: 81,416.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,852.02 : 125,304.64 = 59,031.26 : x
  2. Step 2: Convert to fraction form
    90,852.02/125,304.64 = 59,031.26/x
  3. Step 3: Cross multiply
    90,852.02x = 125,304.64 × 59,031.26
  4. Step 4: Simplify right side
    90,852.02x = 7,396,890,783.05
  5. Step 5: Solve for x
    x = 7,396,890,783.05/90,852.02
  6. Step 6: Final answer
    x = 81,416.91

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1.5x scale

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.