Home / 145,876.32-218,814.48-46,044.30

Finding the Fourth Proportional to 145,876.32, 218,814.48 and 46,044.30

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Solution

The fourth proportional to 145,876.32, 218,814.48 and 46,044.30 is: 69,066.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,876.32 : 218,814.48 = 46,044.30 : x
  2. Step 2: Convert to fraction form
    145,876.32/218,814.48 = 46,044.30/x
  3. Step 3: Cross multiply
    145,876.32x = 218,814.48 × 46,044.30
  4. Step 4: Simplify right side
    145,876.32x = 10,075,159,561.46
  5. Step 5: Solve for x
    x = 10,075,159,561.46/145,876.32
  6. Step 6: Final answer
    x = 69,066.45

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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.