Home / 208,088.18-287,160.95-112,594.44

Finding the Fourth Proportional to 208,088.18, 287,160.95 and 112,594.44

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Solution

The fourth proportional to 208,088.18, 287,160.95 and 112,594.44 is: 155,379.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,088.18 : 287,160.95 = 112,594.44 : x
  2. Step 2: Convert to fraction form
    208,088.18/287,160.95 = 112,594.44/x
  3. Step 3: Cross multiply
    208,088.18x = 287,160.95 × 112,594.44
  4. Step 4: Simplify right side
    208,088.18x = 32,332,725,792.15
  5. Step 5: Solve for x
    x = 32,332,725,792.15/208,088.18
  6. Step 6: Final answer
    x = 155,379.93

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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.