Home / 64,347.60-96,586.20-31,094.40

Finding the Fourth Proportional to 64,347.60, 96,586.20 and 31,094.40

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Solution

The fourth proportional to 64,347.60, 96,586.20 and 31,094.40 is: 46,672.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,347.60 : 96,586.20 = 31,094.40 : x
  2. Step 2: Convert to fraction form
    64,347.60/96,586.20 = 31,094.40/x
  3. Step 3: Cross multiply
    64,347.60x = 96,586.20 × 31,094.40
  4. Step 4: Simplify right side
    64,347.60x = 3,003,289,937.28
  5. Step 5: Solve for x
    x = 3,003,289,937.28/64,347.60
  6. Step 6: Final answer
    x = 46,672.91

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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.