Home / 121,351.04-167,427.32-70,353.59

Finding the Fourth Proportional to 121,351.04, 167,427.32 and 70,353.59

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Solution

The fourth proportional to 121,351.04, 167,427.32 and 70,353.59 is: 97,066.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,351.04 : 167,427.32 = 70,353.59 : x
  2. Step 2: Convert to fraction form
    121,351.04/167,427.32 = 70,353.59/x
  3. Step 3: Cross multiply
    121,351.04x = 167,427.32 × 70,353.59
  4. Step 4: Simplify right side
    121,351.04x = 11,779,113,645.58
  5. Step 5: Solve for x
    x = 11,779,113,645.58/121,351.04
  6. Step 6: Final answer
    x = 97,066.44

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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.