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Finding the Fourth Proportional to 64,345.19, 96,484.88 and 26,895.05

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Solution

The fourth proportional to 64,345.19, 96,484.88 and 26,895.05 is: 40,328.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,345.19 : 96,484.88 = 26,895.05 : x
  2. Step 2: Convert to fraction form
    64,345.19/96,484.88 = 26,895.05/x
  3. Step 3: Cross multiply
    64,345.19x = 96,484.88 × 26,895.05
  4. Step 4: Simplify right side
    64,345.19x = 2,594,965,256.66
  5. Step 5: Solve for x
    x = 2,594,965,256.66/64,345.19
  6. Step 6: Final answer
    x = 40,328.81

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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.