Home / 64,938.20-89,614.32-36,256.22

Finding the Fourth Proportional to 64,938.20, 89,614.32 and 36,256.22

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Solution

The fourth proportional to 64,938.20, 89,614.32 and 36,256.22 is: 50,033.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,938.20 : 89,614.32 = 36,256.22 : x
  2. Step 2: Convert to fraction form
    64,938.20/89,614.32 = 36,256.22/x
  3. Step 3: Cross multiply
    64,938.20x = 89,614.32 × 36,256.22
  4. Step 4: Simplify right side
    64,938.20x = 3,249,076,501.07
  5. Step 5: Solve for x
    x = 3,249,076,501.07/64,938.20
  6. Step 6: Final answer
    x = 50,033.36

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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.