Home / 113,528.48-156,636.48-73,265.60

Finding the Fourth Proportional to 113,528.48, 156,636.48 and 73,265.60

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Solution

The fourth proportional to 113,528.48, 156,636.48 and 73,265.60 is: 101,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,528.48 : 156,636.48 = 73,265.60 : x
  2. Step 2: Convert to fraction form
    113,528.48/156,636.48 = 73,265.60/x
  3. Step 3: Cross multiply
    113,528.48x = 156,636.48 × 73,265.60
  4. Step 4: Simplify right side
    113,528.48x = 11,476,065,689.09
  5. Step 5: Solve for x
    x = 11,476,065,689.09/113,528.48
  6. Step 6: Final answer
    x = 101,085.35

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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.