Home / 127,261.36-175,617.96-70,671.76

Finding the Fourth Proportional to 127,261.36, 175,617.96 and 70,671.76

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Solution

The fourth proportional to 127,261.36, 175,617.96 and 70,671.76 is: 97,525.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,261.36 : 175,617.96 = 70,671.76 : x
  2. Step 2: Convert to fraction form
    127,261.36/175,617.96 = 70,671.76/x
  3. Step 3: Cross multiply
    127,261.36x = 175,617.96 × 70,671.76
  4. Step 4: Simplify right side
    127,261.36x = 12,411,230,320.81
  5. Step 5: Solve for x
    x = 12,411,230,320.81/127,261.36
  6. Step 6: Final answer
    x = 97,525.52

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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.