Home / 282,837.86-424,256.65-83,159.90

Finding the Fourth Proportional to 282,837.86, 424,256.65 and 83,159.90

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Solution

The fourth proportional to 282,837.86, 424,256.65 and 83,159.90 is: 124,739.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,837.86 : 424,256.65 = 83,159.90 : x
  2. Step 2: Convert to fraction form
    282,837.86/424,256.65 = 83,159.90/x
  3. Step 3: Cross multiply
    282,837.86x = 424,256.65 × 83,159.90
  4. Step 4: Simplify right side
    282,837.86x = 35,281,140,588.34
  5. Step 5: Solve for x
    x = 35,281,140,588.34/282,837.86
  6. Step 6: Final answer
    x = 124,739.81

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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.