Home / 282,278.49-423,328.52-92,707.62

Finding the Fourth Proportional to 282,278.49, 423,328.52 and 92,707.62

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Solution

The fourth proportional to 282,278.49, 423,328.52 and 92,707.62 is: 139,032.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,278.49 : 423,328.52 = 92,707.62 : x
  2. Step 2: Convert to fraction form
    282,278.49/423,328.52 = 92,707.62/x
  3. Step 3: Cross multiply
    282,278.49x = 423,328.52 × 92,707.62
  4. Step 4: Simplify right side
    282,278.49x = 39,245,779,567.32
  5. Step 5: Solve for x
    x = 39,245,779,567.32/282,278.49
  6. Step 6: Final answer
    x = 139,032.13

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1.5x scale

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.