Home / 282,916.72-424,427.55-93,390.28

Finding the Fourth Proportional to 282,916.72, 424,427.55 and 93,390.28

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Solution

The fourth proportional to 282,916.72, 424,427.55 and 93,390.28 is: 140,102.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,916.72 : 424,427.55 = 93,390.28 : x
  2. Step 2: Convert to fraction form
    282,916.72/424,427.55 = 93,390.28/x
  3. Step 3: Cross multiply
    282,916.72x = 424,427.55 × 93,390.28
  4. Step 4: Simplify right side
    282,916.72x = 39,637,408,710.34
  5. Step 5: Solve for x
    x = 39,637,408,710.34/282,916.72
  6. Step 6: Final answer
    x = 140,102.75

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1.5x scale

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.