Home / 124,231.79-171,441.95-70,518.46

Finding the Fourth Proportional to 124,231.79, 171,441.95 and 70,518.46

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Solution

The fourth proportional to 124,231.79, 171,441.95 and 70,518.46 is: 97,316.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,231.79 : 171,441.95 = 70,518.46 : x
  2. Step 2: Convert to fraction form
    124,231.79/171,441.95 = 70,518.46/x
  3. Step 3: Cross multiply
    124,231.79x = 171,441.95 × 70,518.46
  4. Step 4: Simplify right side
    124,231.79x = 12,089,821,083.60
  5. Step 5: Solve for x
    x = 12,089,821,083.60/124,231.79
  6. Step 6: Final answer
    x = 97,316.65

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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.