Home / 84,477.63-126,880.47-62,203.05

Finding the Fourth Proportional to 84,477.63, 126,880.47 and 62,203.05

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Solution

The fourth proportional to 84,477.63, 126,880.47 and 62,203.05 is: 93,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,477.63 : 126,880.47 = 62,203.05 : x
  2. Step 2: Convert to fraction form
    84,477.63/126,880.47 = 62,203.05/x
  3. Step 3: Cross multiply
    84,477.63x = 126,880.47 × 62,203.05
  4. Step 4: Simplify right side
    84,477.63x = 7,892,352,219.43
  5. Step 5: Solve for x
    x = 7,892,352,219.43/84,477.63
  6. Step 6: Final answer
    x = 93,425.35

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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.