Home / 55,030.07-82,545.11-52,225.25

Finding the Fourth Proportional to 55,030.07, 82,545.11 and 52,225.25

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Solution

The fourth proportional to 55,030.07, 82,545.11 and 52,225.25 is: 78,337.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,030.07 : 82,545.11 = 52,225.25 : x
  2. Step 2: Convert to fraction form
    55,030.07/82,545.11 = 52,225.25/x
  3. Step 3: Cross multiply
    55,030.07x = 82,545.11 × 52,225.25
  4. Step 4: Simplify right side
    55,030.07x = 4,310,938,332.18
  5. Step 5: Solve for x
    x = 4,310,938,332.18/55,030.07
  6. Step 6: Final answer
    x = 78,337.87

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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.