Home / 91,646.44-126,466.10-53,913.40

Finding the Fourth Proportional to 91,646.44, 126,466.10 and 53,913.40

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Solution

The fourth proportional to 91,646.44, 126,466.10 and 53,913.40 is: 74,396.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,646.44 : 126,466.10 = 53,913.40 : x
  2. Step 2: Convert to fraction form
    91,646.44/126,466.10 = 53,913.40/x
  3. Step 3: Cross multiply
    91,646.44x = 126,466.10 × 53,913.40
  4. Step 4: Simplify right side
    91,646.44x = 6,818,217,435.74
  5. Step 5: Solve for x
    x = 6,818,217,435.74/91,646.44
  6. Step 6: Final answer
    x = 74,396.97

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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.