Home / 64,434.42-96,572.31-30,718.20

Finding the Fourth Proportional to 64,434.42, 96,572.31 and 30,718.20

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Solution

The fourth proportional to 64,434.42, 96,572.31 and 30,718.20 is: 46,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,434.42 : 96,572.31 = 30,718.20 : x
  2. Step 2: Convert to fraction form
    64,434.42/96,572.31 = 30,718.20/x
  3. Step 3: Cross multiply
    64,434.42x = 96,572.31 × 30,718.20
  4. Step 4: Simplify right side
    64,434.42x = 2,966,527,533.04
  5. Step 5: Solve for x
    x = 2,966,527,533.04/64,434.42
  6. Step 6: Final answer
    x = 46,039.49

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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.