Home / 122,730.27-169,368.80-69,014.84

Finding the Fourth Proportional to 122,730.27, 169,368.80 and 69,014.84

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Solution

The fourth proportional to 122,730.27, 169,368.80 and 69,014.84 is: 95,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,730.27 : 169,368.80 = 69,014.84 : x
  2. Step 2: Convert to fraction form
    122,730.27/169,368.80 = 69,014.84/x
  3. Step 3: Cross multiply
    122,730.27x = 169,368.80 × 69,014.84
  4. Step 4: Simplify right side
    122,730.27x = 11,688,959,441.07
  5. Step 5: Solve for x
    x = 11,688,959,441.07/122,730.27
  6. Step 6: Final answer
    x = 95,241.05

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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.