Home / 180,866.04-249,598.10-100,296.92

Finding the Fourth Proportional to 180,866.04, 249,598.10 and 100,296.92

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Solution

The fourth proportional to 180,866.04, 249,598.10 and 100,296.92 is: 138,411.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,866.04 : 249,598.10 = 100,296.92 : x
  2. Step 2: Convert to fraction form
    180,866.04/249,598.10 = 100,296.92/x
  3. Step 3: Cross multiply
    180,866.04x = 249,598.10 × 100,296.92
  4. Step 4: Simplify right side
    180,866.04x = 25,033,920,667.85
  5. Step 5: Solve for x
    x = 25,033,920,667.85/180,866.04
  6. Step 6: Final answer
    x = 138,411.39

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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.