Home / 116,302.32-160,495.26-65,315.52

Finding the Fourth Proportional to 116,302.32, 160,495.26 and 65,315.52

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Solution

The fourth proportional to 116,302.32, 160,495.26 and 65,315.52 is: 90,134.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,302.32 : 160,495.26 = 65,315.52 : x
  2. Step 2: Convert to fraction form
    116,302.32/160,495.26 = 65,315.52/x
  3. Step 3: Cross multiply
    116,302.32x = 160,495.26 × 65,315.52
  4. Step 4: Simplify right side
    116,302.32x = 10,482,831,364.44
  5. Step 5: Solve for x
    x = 10,482,831,364.44/116,302.32
  6. Step 6: Final answer
    x = 90,134.33

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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.