Home / 92,055.28-126,957.60-63,420.64

Finding the Fourth Proportional to 92,055.28, 126,957.60 and 63,420.64

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Solution

The fourth proportional to 92,055.28, 126,957.60 and 63,420.64 is: 87,466.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,055.28 : 126,957.60 = 63,420.64 : x
  2. Step 2: Convert to fraction form
    92,055.28/126,957.60 = 63,420.64/x
  3. Step 3: Cross multiply
    92,055.28x = 126,957.60 × 63,420.64
  4. Step 4: Simplify right side
    92,055.28x = 8,051,732,244.86
  5. Step 5: Solve for x
    x = 8,051,732,244.86/92,055.28
  6. Step 6: Final answer
    x = 87,466.27

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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.