Home / 126,478.52-174,533.50-69,886.26

Finding the Fourth Proportional to 126,478.52, 174,533.50 and 69,886.26

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Solution

The fourth proportional to 126,478.52, 174,533.50 and 69,886.26 is: 96,439.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,478.52 : 174,533.50 = 69,886.26 : x
  2. Step 2: Convert to fraction form
    126,478.52/174,533.50 = 69,886.26/x
  3. Step 3: Cross multiply
    126,478.52x = 174,533.50 × 69,886.26
  4. Step 4: Simplify right side
    126,478.52x = 12,197,493,559.71
  5. Step 5: Solve for x
    x = 12,197,493,559.71/126,478.52
  6. Step 6: Final answer
    x = 96,439.25

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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.