Home / 74,775.34-112,044.01-52,328.51

Finding the Fourth Proportional to 74,775.34, 112,044.01 and 52,328.51

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Solution

The fourth proportional to 74,775.34, 112,044.01 and 52,328.51 is: 78,409.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,775.34 : 112,044.01 = 52,328.51 : x
  2. Step 2: Convert to fraction form
    74,775.34/112,044.01 = 52,328.51/x
  3. Step 3: Cross multiply
    74,775.34x = 112,044.01 × 52,328.51
  4. Step 4: Simplify right side
    74,775.34x = 5,863,096,555.21
  5. Step 5: Solve for x
    x = 5,863,096,555.21/74,775.34
  6. Step 6: Final answer
    x = 78,409.50

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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.