Home / 82,927.89-124,303.14-47,312.46

Finding the Fourth Proportional to 82,927.89, 124,303.14 and 47,312.46

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Solution

The fourth proportional to 82,927.89, 124,303.14 and 47,312.46 is: 70,918.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,927.89 : 124,303.14 = 47,312.46 : x
  2. Step 2: Convert to fraction form
    82,927.89/124,303.14 = 47,312.46/x
  3. Step 3: Cross multiply
    82,927.89x = 124,303.14 × 47,312.46
  4. Step 4: Simplify right side
    82,927.89x = 5,881,087,339.12
  5. Step 5: Solve for x
    x = 5,881,087,339.12/82,927.89
  6. Step 6: Final answer
    x = 70,918.09

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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.