Home / 92,572.04-138,746.80-42,583.28

Finding the Fourth Proportional to 92,572.04, 138,746.80 and 42,583.28

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Solution

The fourth proportional to 92,572.04, 138,746.80 and 42,583.28 is: 63,823.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,572.04 : 138,746.80 = 42,583.28 : x
  2. Step 2: Convert to fraction form
    92,572.04/138,746.80 = 42,583.28/x
  3. Step 3: Cross multiply
    92,572.04x = 138,746.80 × 42,583.28
  4. Step 4: Simplify right side
    92,572.04x = 5,908,293,833.50
  5. Step 5: Solve for x
    x = 5,908,293,833.50/92,572.04
  6. Step 6: Final answer
    x = 63,823.74

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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.