Home / 147,510.33-221,259.80-42,329.30

Finding the Fourth Proportional to 147,510.33, 221,259.80 and 42,329.30

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Solution

The fourth proportional to 147,510.33, 221,259.80 and 42,329.30 is: 63,492.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,510.33 : 221,259.80 = 42,329.30 : x
  2. Step 2: Convert to fraction form
    147,510.33/221,259.80 = 42,329.30/x
  3. Step 3: Cross multiply
    147,510.33x = 221,259.80 × 42,329.30
  4. Step 4: Simplify right side
    147,510.33x = 9,365,772,452.14
  5. Step 5: Solve for x
    x = 9,365,772,452.14/147,510.33
  6. Step 6: Final answer
    x = 63,492.32

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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.