Home / 152,402.84-210,120.98-104,573.16

Finding the Fourth Proportional to 152,402.84, 210,120.98 and 104,573.16

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Solution

The fourth proportional to 152,402.84, 210,120.98 and 104,573.16 is: 144,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,402.84 : 210,120.98 = 104,573.16 : x
  2. Step 2: Convert to fraction form
    152,402.84/210,120.98 = 104,573.16/x
  3. Step 3: Cross multiply
    152,402.84x = 210,120.98 × 104,573.16
  4. Step 4: Simplify right side
    152,402.84x = 21,973,014,860.90
  5. Step 5: Solve for x
    x = 21,973,014,860.90/152,402.84
  6. Step 6: Final answer
    x = 144,177.20

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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.