Home / 93,006.55-128,348.40-50,565.08

Finding the Fourth Proportional to 93,006.55, 128,348.40 and 50,565.08

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Solution

The fourth proportional to 93,006.55, 128,348.40 and 50,565.08 is: 69,779.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,006.55 : 128,348.40 = 50,565.08 : x
  2. Step 2: Convert to fraction form
    93,006.55/128,348.40 = 50,565.08/x
  3. Step 3: Cross multiply
    93,006.55x = 128,348.40 × 50,565.08
  4. Step 4: Simplify right side
    93,006.55x = 6,489,947,434.74
  5. Step 5: Solve for x
    x = 6,489,947,434.74/93,006.55
  6. Step 6: Final answer
    x = 69,779.47

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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.