Home / 112,486.02-168,665.13-45,848.10

Finding the Fourth Proportional to 112,486.02, 168,665.13 and 45,848.10

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Solution

The fourth proportional to 112,486.02, 168,665.13 and 45,848.10 is: 68,746.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,486.02 : 168,665.13 = 45,848.10 : x
  2. Step 2: Convert to fraction form
    112,486.02/168,665.13 = 45,848.10/x
  3. Step 3: Cross multiply
    112,486.02x = 168,665.13 × 45,848.10
  4. Step 4: Simplify right side
    112,486.02x = 7,732,975,746.75
  5. Step 5: Solve for x
    x = 7,732,975,746.75/112,486.02
  6. Step 6: Final answer
    x = 68,746.11

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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.