Home / 117,264.04-162,038.66-85,377.32

Finding the Fourth Proportional to 117,264.04, 162,038.66 and 85,377.32

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Solution

The fourth proportional to 117,264.04, 162,038.66 and 85,377.32 is: 117,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,264.04 : 162,038.66 = 85,377.32 : x
  2. Step 2: Convert to fraction form
    117,264.04/162,038.66 = 85,377.32/x
  3. Step 3: Cross multiply
    117,264.04x = 162,038.66 × 85,377.32
  4. Step 4: Simplify right side
    117,264.04x = 13,834,426,527.19
  5. Step 5: Solve for x
    x = 13,834,426,527.19/117,264.04
  6. Step 6: Final answer
    x = 117,976.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.