Home / 180,804.54-249,514.68-99,137.46

Finding the Fourth Proportional to 180,804.54, 249,514.68 and 99,137.46

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Solution

The fourth proportional to 180,804.54, 249,514.68 and 99,137.46 is: 136,812.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,804.54 : 249,514.68 = 99,137.46 : x
  2. Step 2: Convert to fraction form
    180,804.54/249,514.68 = 99,137.46/x
  3. Step 3: Cross multiply
    180,804.54x = 249,514.68 × 99,137.46
  4. Step 4: Simplify right side
    180,804.54x = 24,736,251,607.91
  5. Step 5: Solve for x
    x = 24,736,251,607.91/180,804.54
  6. Step 6: Final answer
    x = 136,812.12

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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.