Home / 117,122.74-175,683.50-28,376.26

Finding the Fourth Proportional to 117,122.74, 175,683.50 and 28,376.26

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Solution

The fourth proportional to 117,122.74, 175,683.50 and 28,376.26 is: 42,564.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,122.74 : 175,683.50 = 28,376.26 : x
  2. Step 2: Convert to fraction form
    117,122.74/175,683.50 = 28,376.26/x
  3. Step 3: Cross multiply
    117,122.74x = 175,683.50 × 28,376.26
  4. Step 4: Simplify right side
    117,122.74x = 4,985,240,673.71
  5. Step 5: Solve for x
    x = 4,985,240,673.71/117,122.74
  6. Step 6: Final answer
    x = 42,564.24

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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.