Home / 180,275.65-248,778.18-99,701.71

Finding the Fourth Proportional to 180,275.65, 248,778.18 and 99,701.71

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Solution

The fourth proportional to 180,275.65, 248,778.18 and 99,701.71 is: 137,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,275.65 : 248,778.18 = 99,701.71 : x
  2. Step 2: Convert to fraction form
    180,275.65/248,778.18 = 99,701.71/x
  3. Step 3: Cross multiply
    180,275.65x = 248,778.18 × 99,701.71
  4. Step 4: Simplify right side
    180,275.65x = 24,803,609,956.69
  5. Step 5: Solve for x
    x = 24,803,609,956.69/180,275.65
  6. Step 6: Final answer
    x = 137,587.13

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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.