Home / 292,734.28-438,838.98-105,702.04

Finding the Fourth Proportional to 292,734.28, 438,838.98 and 105,702.04

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Solution

The fourth proportional to 292,734.28, 438,838.98 and 105,702.04 is: 158,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,734.28 : 438,838.98 = 105,702.04 : x
  2. Step 2: Convert to fraction form
    292,734.28/438,838.98 = 105,702.04/x
  3. Step 3: Cross multiply
    292,734.28x = 438,838.98 × 105,702.04
  4. Step 4: Simplify right side
    292,734.28x = 46,386,175,417.52
  5. Step 5: Solve for x
    x = 46,386,175,417.52/292,734.28
  6. Step 6: Final answer
    x = 158,458.30

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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.