Home / 180,470.14-249,045.77-99,895.93

Finding the Fourth Proportional to 180,470.14, 249,045.77 and 99,895.93

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Solution

The fourth proportional to 180,470.14, 249,045.77 and 99,895.93 is: 137,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,470.14 : 249,045.77 = 99,895.93 : x
  2. Step 2: Convert to fraction form
    180,470.14/249,045.77 = 99,895.93/x
  3. Step 3: Cross multiply
    180,470.14x = 249,045.77 × 99,895.93
  4. Step 4: Simplify right side
    180,470.14x = 24,878,658,806.72
  5. Step 5: Solve for x
    x = 24,878,658,806.72/180,470.14
  6. Step 6: Final answer
    x = 137,854.71

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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.