Home / 64,064.55-96,042.13-45,285.51

Finding the Fourth Proportional to 64,064.55, 96,042.13 and 45,285.51

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Solution

The fourth proportional to 64,064.55, 96,042.13 and 45,285.51 is: 67,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,064.55 : 96,042.13 = 45,285.51 : x
  2. Step 2: Convert to fraction form
    64,064.55/96,042.13 = 45,285.51/x
  3. Step 3: Cross multiply
    64,064.55x = 96,042.13 × 45,285.51
  4. Step 4: Simplify right side
    64,064.55x = 4,349,316,402.49
  5. Step 5: Solve for x
    x = 4,349,316,402.49/64,064.55
  6. Step 6: Final answer
    x = 67,889.60

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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.