Home / 148,335.36-221,075.92-145,973.44

Finding the Fourth Proportional to 148,335.36, 221,075.92 and 145,973.44

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Solution

The fourth proportional to 148,335.36, 221,075.92 and 145,973.44 is: 217,555.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,335.36 : 221,075.92 = 145,973.44 : x
  2. Step 2: Convert to fraction form
    148,335.36/221,075.92 = 145,973.44/x
  3. Step 3: Cross multiply
    148,335.36x = 221,075.92 × 145,973.44
  4. Step 4: Simplify right side
    148,335.36x = 32,271,212,543.56
  5. Step 5: Solve for x
    x = 32,271,212,543.56/148,335.36
  6. Step 6: Final answer
    x = 217,555.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.