Home / 278,348.02-384,122.73-151,026.14

Finding the Fourth Proportional to 278,348.02, 384,122.73 and 151,026.14

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Solution

The fourth proportional to 278,348.02, 384,122.73 and 151,026.14 is: 208,417.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,348.02 : 384,122.73 = 151,026.14 : x
  2. Step 2: Convert to fraction form
    278,348.02/384,122.73 = 151,026.14/x
  3. Step 3: Cross multiply
    278,348.02x = 384,122.73 × 151,026.14
  4. Step 4: Simplify right side
    278,348.02x = 58,012,573,198.16
  5. Step 5: Solve for x
    x = 58,012,573,198.16/278,348.02
  6. Step 6: Final answer
    x = 208,417.41

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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.