Home / 147,765.51-221,547.02-52,993.66

Finding the Fourth Proportional to 147,765.51, 221,547.02 and 52,993.66

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Solution

The fourth proportional to 147,765.51, 221,547.02 and 52,993.66 is: 79,454.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,765.51 : 221,547.02 = 52,993.66 : x
  2. Step 2: Convert to fraction form
    147,765.51/221,547.02 = 52,993.66/x
  3. Step 3: Cross multiply
    147,765.51x = 221,547.02 × 52,993.66
  4. Step 4: Simplify right side
    147,765.51x = 11,740,587,451.89
  5. Step 5: Solve for x
    x = 11,740,587,451.89/147,765.51
  6. Step 6: Final answer
    x = 79,454.18

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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.