Home / 249,711-374,603.76-91,927.32

Finding the Fourth Proportional to 249,711, 374,603.76 and 91,927.32

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Solution

The fourth proportional to 249,711, 374,603.76 and 91,927.32 is: 137,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,711 : 374,603.76 = 91,927.32 : x
  2. Step 2: Convert to fraction form
    249,711/374,603.76 = 91,927.32/x
  3. Step 3: Cross multiply
    249,711x = 374,603.76 × 91,927.32
  4. Step 4: Simplify right side
    249,711x = 34,436,319,718.72
  5. Step 5: Solve for x
    x = 34,436,319,718.72/249,711
  6. Step 6: Final answer
    x = 137,904.70

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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.