Home / 77,672.28-116,528.47-35,532.23

Finding the Fourth Proportional to 77,672.28, 116,528.47 and 35,532.23

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Solution

The fourth proportional to 77,672.28, 116,528.47 and 35,532.23 is: 53,307.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,672.28 : 116,528.47 = 35,532.23 : x
  2. Step 2: Convert to fraction form
    77,672.28/116,528.47 = 35,532.23/x
  3. Step 3: Cross multiply
    77,672.28x = 116,528.47 × 35,532.23
  4. Step 4: Simplify right side
    77,672.28x = 4,140,516,219.93
  5. Step 5: Solve for x
    x = 4,140,516,219.93/77,672.28
  6. Step 6: Final answer
    x = 53,307.51

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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.