Home / 368,150.33-552,088.77-128,202.63

Finding the Fourth Proportional to 368,150.33, 552,088.77 and 128,202.63

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Solution

The fourth proportional to 368,150.33, 552,088.77 and 128,202.63 is: 192,256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,150.33 : 552,088.77 = 128,202.63 : x
  2. Step 2: Convert to fraction form
    368,150.33/552,088.77 = 128,202.63/x
  3. Step 3: Cross multiply
    368,150.33x = 552,088.77 × 128,202.63
  4. Step 4: Simplify right side
    368,150.33x = 70,779,232,307.47
  5. Step 5: Solve for x
    x = 70,779,232,307.47/368,150.33
  6. Step 6: Final answer
    x = 192,256.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.