Home / 180,590.04-249,214.11-100,017.47

Finding the Fourth Proportional to 180,590.04, 249,214.11 and 100,017.47

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Solution

The fourth proportional to 180,590.04, 249,214.11 and 100,017.47 is: 138,024.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,590.04 : 249,214.11 = 100,017.47 : x
  2. Step 2: Convert to fraction form
    180,590.04/249,214.11 = 100,017.47/x
  3. Step 3: Cross multiply
    180,590.04x = 249,214.11 × 100,017.47
  4. Step 4: Simplify right side
    180,590.04x = 24,925,763,524.43
  5. Step 5: Solve for x
    x = 24,925,763,524.43/180,590.04
  6. Step 6: Final answer
    x = 138,024.02

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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.