Home / 145,737.36-201,117.06-82,075.14

Finding the Fourth Proportional to 145,737.36, 201,117.06 and 82,075.14

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Solution

The fourth proportional to 145,737.36, 201,117.06 and 82,075.14 is: 113,263.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,737.36 : 201,117.06 = 82,075.14 : x
  2. Step 2: Convert to fraction form
    145,737.36/201,117.06 = 82,075.14/x
  3. Step 3: Cross multiply
    145,737.36x = 201,117.06 × 82,075.14
  4. Step 4: Simplify right side
    145,737.36x = 16,506,710,855.89
  5. Step 5: Solve for x
    x = 16,506,710,855.89/145,737.36
  6. Step 6: Final answer
    x = 113,263.41

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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.