Home / 121,184.34-167,239.28-70,196.25

Finding the Fourth Proportional to 121,184.34, 167,239.28 and 70,196.25

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Solution

The fourth proportional to 121,184.34, 167,239.28 and 70,196.25 is: 96,873.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,184.34 : 167,239.28 = 70,196.25 : x
  2. Step 2: Convert to fraction form
    121,184.34/167,239.28 = 70,196.25/x
  3. Step 3: Cross multiply
    121,184.34x = 167,239.28 × 70,196.25
  4. Step 4: Simplify right side
    121,184.34x = 11,739,571,111.34
  5. Step 5: Solve for x
    x = 11,739,571,111.34/121,184.34
  6. Step 6: Final answer
    x = 96,873.67

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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.