Home / 127,026.93-175,297.16-70,438.30

Finding the Fourth Proportional to 127,026.93, 175,297.16 and 70,438.30

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Solution

The fourth proportional to 127,026.93, 175,297.16 and 70,438.30 is: 97,204.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,026.93 : 175,297.16 = 70,438.30 : x
  2. Step 2: Convert to fraction form
    127,026.93/175,297.16 = 70,438.30/x
  3. Step 3: Cross multiply
    127,026.93x = 175,297.16 × 70,438.30
  4. Step 4: Simplify right side
    127,026.93x = 12,347,634,669.13
  5. Step 5: Solve for x
    x = 12,347,634,669.13/127,026.93
  6. Step 6: Final answer
    x = 97,204.86

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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.