Home / 149,970.30-224,870.40-61,119.78

Finding the Fourth Proportional to 149,970.30, 224,870.40 and 61,119.78

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Solution

The fourth proportional to 149,970.30, 224,870.40 and 61,119.78 is: 91,645.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,970.30 : 224,870.40 = 61,119.78 : x
  2. Step 2: Convert to fraction form
    149,970.30/224,870.40 = 61,119.78/x
  3. Step 3: Cross multiply
    149,970.30x = 224,870.40 × 61,119.78
  4. Step 4: Simplify right side
    149,970.30x = 13,744,029,376.51
  5. Step 5: Solve for x
    x = 13,744,029,376.51/149,970.30
  6. Step 6: Final answer
    x = 91,645.01

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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.