Home / 180,702.54-249,358.23-100,125.36

Finding the Fourth Proportional to 180,702.54, 249,358.23 and 100,125.36

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Solution

The fourth proportional to 180,702.54, 249,358.23 and 100,125.36 is: 138,166.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,702.54 : 249,358.23 = 100,125.36 : x
  2. Step 2: Convert to fraction form
    180,702.54/249,358.23 = 100,125.36/x
  3. Step 3: Cross multiply
    180,702.54x = 249,358.23 × 100,125.36
  4. Step 4: Simplify right side
    180,702.54x = 24,967,082,547.71
  5. Step 5: Solve for x
    x = 24,967,082,547.71/180,702.54
  6. Step 6: Final answer
    x = 138,166.75

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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.