Home / 125,152.95-187,730.64-49,259.19

Finding the Fourth Proportional to 125,152.95, 187,730.64 and 49,259.19

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Solution

The fourth proportional to 125,152.95, 187,730.64 and 49,259.19 is: 73,889.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,152.95 : 187,730.64 = 49,259.19 : x
  2. Step 2: Convert to fraction form
    125,152.95/187,730.64 = 49,259.19/x
  3. Step 3: Cross multiply
    125,152.95x = 187,730.64 × 49,259.19
  4. Step 4: Simplify right side
    125,152.95x = 9,247,459,264.58
  5. Step 5: Solve for x
    x = 9,247,459,264.58/125,152.95
  6. Step 6: Final answer
    x = 73,889.26

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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.