Home / 64,688.85-89,260.04-37,455.23

Finding the Fourth Proportional to 64,688.85, 89,260.04 and 37,455.23

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Solution

The fourth proportional to 64,688.85, 89,260.04 and 37,455.23 is: 51,682.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,688.85 : 89,260.04 = 37,455.23 : x
  2. Step 2: Convert to fraction form
    64,688.85/89,260.04 = 37,455.23/x
  3. Step 3: Cross multiply
    64,688.85x = 89,260.04 × 37,455.23
  4. Step 4: Simplify right side
    64,688.85x = 3,343,255,644.80
  5. Step 5: Solve for x
    x = 3,343,255,644.80/64,688.85
  6. Step 6: Final answer
    x = 51,682.10

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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.