Home / 282,849.65-424,459.15-105,498.53

Finding the Fourth Proportional to 282,849.65, 424,459.15 and 105,498.53

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Solution

The fourth proportional to 282,849.65, 424,459.15 and 105,498.53 is: 158,316.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,849.65 : 424,459.15 = 105,498.53 : x
  2. Step 2: Convert to fraction form
    282,849.65/424,459.15 = 105,498.53/x
  3. Step 3: Cross multiply
    282,849.65x = 424,459.15 × 105,498.53
  4. Step 4: Simplify right side
    282,849.65x = 44,779,813,984.01
  5. Step 5: Solve for x
    x = 44,779,813,984.01/282,849.65
  6. Step 6: Final answer
    x = 158,316.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.