Home / 64,423.36-88,810.86-45,244.72

Finding the Fourth Proportional to 64,423.36, 88,810.86 and 45,244.72

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Solution

The fourth proportional to 64,423.36, 88,810.86 and 45,244.72 is: 62,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,423.36 : 88,810.86 = 45,244.72 : x
  2. Step 2: Convert to fraction form
    64,423.36/88,810.86 = 45,244.72/x
  3. Step 3: Cross multiply
    64,423.36x = 88,810.86 × 45,244.72
  4. Step 4: Simplify right side
    64,423.36x = 4,018,222,493.66
  5. Step 5: Solve for x
    x = 4,018,222,493.66/64,423.36
  6. Step 6: Final answer
    x = 62,372.13

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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.