Home / 282,051.04-423,116.16-82,386.08

Finding the Fourth Proportional to 282,051.04, 423,116.16 and 82,386.08

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Solution

The fourth proportional to 282,051.04, 423,116.16 and 82,386.08 is: 123,590.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,051.04 : 423,116.16 = 82,386.08 : x
  2. Step 2: Convert to fraction form
    282,051.04/423,116.16 = 82,386.08/x
  3. Step 3: Cross multiply
    282,051.04x = 423,116.16 × 82,386.08
  4. Step 4: Simplify right side
    282,051.04x = 34,858,881,807.05
  5. Step 5: Solve for x
    x = 34,858,881,807.05/282,051.04
  6. Step 6: Final answer
    x = 123,590.69

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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.