Home / 75,032.75-103,547.12-45,226.67

Finding the Fourth Proportional to 75,032.75, 103,547.12 and 45,226.67

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Solution

The fourth proportional to 75,032.75, 103,547.12 and 45,226.67 is: 62,413.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,032.75 : 103,547.12 = 45,226.67 : x
  2. Step 2: Convert to fraction form
    75,032.75/103,547.12 = 45,226.67/x
  3. Step 3: Cross multiply
    75,032.75x = 103,547.12 × 45,226.67
  4. Step 4: Simplify right side
    75,032.75x = 4,683,091,425.69
  5. Step 5: Solve for x
    x = 4,683,091,425.69/75,032.75
  6. Step 6: Final answer
    x = 62,413.96

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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.