Home / 122,827.90-183,946.60-70,077.46

Finding the Fourth Proportional to 122,827.90, 183,946.60 and 70,077.46

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Solution

The fourth proportional to 122,827.90, 183,946.60 and 70,077.46 is: 104,947.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,827.90 : 183,946.60 = 70,077.46 : x
  2. Step 2: Convert to fraction form
    122,827.90/183,946.60 = 70,077.46/x
  3. Step 3: Cross multiply
    122,827.90x = 183,946.60 × 70,077.46
  4. Step 4: Simplify right side
    122,827.90x = 12,890,510,328.44
  5. Step 5: Solve for x
    x = 12,890,510,328.44/122,827.90
  6. Step 6: Final answer
    x = 104,947.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.