Home / 127,396.32-175,809.16-70,038.06

Finding the Fourth Proportional to 127,396.32, 175,809.16 and 70,038.06

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Solution

The fourth proportional to 127,396.32, 175,809.16 and 70,038.06 is: 96,653.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,396.32 : 175,809.16 = 70,038.06 : x
  2. Step 2: Convert to fraction form
    127,396.32/175,809.16 = 70,038.06/x
  3. Step 3: Cross multiply
    127,396.32x = 175,809.16 × 70,038.06
  4. Step 4: Simplify right side
    127,396.32x = 12,313,332,496.63
  5. Step 5: Solve for x
    x = 12,313,332,496.63/127,396.32
  6. Step 6: Final answer
    x = 96,653.75

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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.