Home / 124,525.45-171,844.30-70,810.47

Finding the Fourth Proportional to 124,525.45, 171,844.30 and 70,810.47

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Solution

The fourth proportional to 124,525.45, 171,844.30 and 70,810.47 is: 97,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,525.45 : 171,844.30 = 70,810.47 : x
  2. Step 2: Convert to fraction form
    124,525.45/171,844.30 = 70,810.47/x
  3. Step 3: Cross multiply
    124,525.45x = 171,844.30 × 70,810.47
  4. Step 4: Simplify right side
    124,525.45x = 12,168,375,649.82
  5. Step 5: Solve for x
    x = 12,168,375,649.82/124,525.45
  6. Step 6: Final answer
    x = 97,717.98

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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.