Home / 124,205.08-171,380.44-70,492.36

Finding the Fourth Proportional to 124,205.08, 171,380.44 and 70,492.36

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Solution

The fourth proportional to 124,205.08, 171,380.44 and 70,492.36 is: 97,266.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,205.08 : 171,380.44 = 70,492.36 : x
  2. Step 2: Convert to fraction form
    124,205.08/171,380.44 = 70,492.36/x
  3. Step 3: Cross multiply
    124,205.08x = 171,380.44 × 70,492.36
  4. Step 4: Simplify right side
    124,205.08x = 12,081,011,673.44
  5. Step 5: Solve for x
    x = 12,081,011,673.44/124,205.08
  6. Step 6: Final answer
    x = 97,266.65

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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.