Home / 52,282.02-78,314.52-25,547.28

Finding the Fourth Proportional to 52,282.02, 78,314.52 and 25,547.28

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Solution

The fourth proportional to 52,282.02, 78,314.52 and 25,547.28 is: 38,267.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,282.02 : 78,314.52 = 25,547.28 : x
  2. Step 2: Convert to fraction form
    52,282.02/78,314.52 = 25,547.28/x
  3. Step 3: Cross multiply
    52,282.02x = 78,314.52 × 25,547.28
  4. Step 4: Simplify right side
    52,282.02x = 2,000,722,970.51
  5. Step 5: Solve for x
    x = 2,000,722,970.51/52,282.02
  6. Step 6: Final answer
    x = 38,267.90

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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.