Home / 64,128.40-96,166.68-24,686.80

Finding the Fourth Proportional to 64,128.40, 96,166.68 and 24,686.80

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Solution

The fourth proportional to 64,128.40, 96,166.68 and 24,686.80 is: 37,020.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,128.40 : 96,166.68 = 24,686.80 : x
  2. Step 2: Convert to fraction form
    64,128.40/96,166.68 = 24,686.80/x
  3. Step 3: Cross multiply
    64,128.40x = 96,166.68 × 24,686.80
  4. Step 4: Simplify right side
    64,128.40x = 2,374,047,595.82
  5. Step 5: Solve for x
    x = 2,374,047,595.82/64,128.40
  6. Step 6: Final answer
    x = 37,020.22

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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.