Home / 152,341.36-210,230.54-85,273.36

Finding the Fourth Proportional to 152,341.36, 210,230.54 and 85,273.36

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Solution

The fourth proportional to 152,341.36, 210,230.54 and 85,273.36 is: 117,676.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,341.36 : 210,230.54 = 85,273.36 : x
  2. Step 2: Convert to fraction form
    152,341.36/210,230.54 = 85,273.36/x
  3. Step 3: Cross multiply
    152,341.36x = 210,230.54 × 85,273.36
  4. Step 4: Simplify right side
    152,341.36x = 17,927,063,888.25
  5. Step 5: Solve for x
    x = 17,927,063,888.25/152,341.36
  6. Step 6: Final answer
    x = 117,676.93

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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.