Home / 121,273.55-167,341.95-70,285.93

Finding the Fourth Proportional to 121,273.55, 167,341.95 and 70,285.93

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Solution

The fourth proportional to 121,273.55, 167,341.95 and 70,285.93 is: 96,985.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,273.55 : 167,341.95 = 70,285.93 : x
  2. Step 2: Convert to fraction form
    121,273.55/167,341.95 = 70,285.93/x
  3. Step 3: Cross multiply
    121,273.55x = 167,341.95 × 70,285.93
  4. Step 4: Simplify right side
    121,273.55x = 11,761,784,165.41
  5. Step 5: Solve for x
    x = 11,761,784,165.41/121,273.55
  6. Step 6: Final answer
    x = 96,985.56

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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.