Home / 45,658.68-63,026.55-40,870.19

Finding the Fourth Proportional to 45,658.68, 63,026.55 and 40,870.19

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Solution

The fourth proportional to 45,658.68, 63,026.55 and 40,870.19 is: 56,416.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,658.68 : 63,026.55 = 40,870.19 : x
  2. Step 2: Convert to fraction form
    45,658.68/63,026.55 = 40,870.19/x
  3. Step 3: Cross multiply
    45,658.68x = 63,026.55 × 40,870.19
  4. Step 4: Simplify right side
    45,658.68x = 2,575,906,758.41
  5. Step 5: Solve for x
    x = 2,575,906,758.41/45,658.68
  6. Step 6: Final answer
    x = 56,416.58

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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.