Home / 127,344.64-175,746.56-70,767.36

Finding the Fourth Proportional to 127,344.64, 175,746.56 and 70,767.36

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Solution

The fourth proportional to 127,344.64, 175,746.56 and 70,767.36 is: 97,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,344.64 : 175,746.56 = 70,767.36 : x
  2. Step 2: Convert to fraction form
    127,344.64/175,746.56 = 70,767.36/x
  3. Step 3: Cross multiply
    127,344.64x = 175,746.56 × 70,767.36
  4. Step 4: Simplify right side
    127,344.64x = 12,437,120,080.28
  5. Step 5: Solve for x
    x = 12,437,120,080.28/127,344.64
  6. Step 6: Final answer
    x = 97,665.05

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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.