Home / 46,898.08-64,706.52-30,140.80

Finding the Fourth Proportional to 46,898.08, 64,706.52 and 30,140.80

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Solution

The fourth proportional to 46,898.08, 64,706.52 and 30,140.80 is: 41,586.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,898.08 : 64,706.52 = 30,140.80 : x
  2. Step 2: Convert to fraction form
    46,898.08/64,706.52 = 30,140.80/x
  3. Step 3: Cross multiply
    46,898.08x = 64,706.52 × 30,140.80
  4. Step 4: Simplify right side
    46,898.08x = 1,950,306,278.02
  5. Step 5: Solve for x
    x = 1,950,306,278.02/46,898.08
  6. Step 6: Final answer
    x = 41,586.06

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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.