Home / 148,608.18-205,048.96-88,152.34

Finding the Fourth Proportional to 148,608.18, 205,048.96 and 88,152.34

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Solution

The fourth proportional to 148,608.18, 205,048.96 and 88,152.34 is: 121,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608.18 : 205,048.96 = 88,152.34 : x
  2. Step 2: Convert to fraction form
    148,608.18/205,048.96 = 88,152.34/x
  3. Step 3: Cross multiply
    148,608.18x = 205,048.96 × 88,152.34
  4. Step 4: Simplify right side
    148,608.18x = 18,075,545,638.57
  5. Step 5: Solve for x
    x = 18,075,545,638.57/148,608.18
  6. Step 6: Final answer
    x = 121,632.24

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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.