Home / 282,985.77-424,332.59-83,280.23

Finding the Fourth Proportional to 282,985.77, 424,332.59 and 83,280.23

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Solution

The fourth proportional to 282,985.77, 424,332.59 and 83,280.23 is: 124,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,985.77 : 424,332.59 = 83,280.23 : x
  2. Step 2: Convert to fraction form
    282,985.77/424,332.59 = 83,280.23/x
  3. Step 3: Cross multiply
    282,985.77x = 424,332.59 × 83,280.23
  4. Step 4: Simplify right side
    282,985.77x = 35,338,513,153.63
  5. Step 5: Solve for x
    x = 35,338,513,153.63/282,985.77
  6. Step 6: Final answer
    x = 124,877.35

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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.